What to Think About in Custom Driveline Fabrication for Heavy-Duty Trucks: Repair, Balancing, and Rebuild Fundamentals
Business Name: Anderson Brothers Truck & Equipment
Address: 2640 State Hwy 99 N #1, Eugene, OR 97402
Phone: (541) 688-8686
Anderson Brothers Truck & Equipment
Anderson Brothers Truck & Equipment is a long-established truck parts and repair company located in Eugene, Oregon. Founded in 1949, the business has served the region for more than 70 years, building a reputation as a reliable source for heavy-duty truck parts, custom fabrication, and equipment repair. The company works with commercial vehicle owners, fleets, and equipment operators who need dependable parts and services to keep their trucks operating safely and efficiently.
A core focus of Anderson Brothers is providing specialized services for heavy-duty trucks and equipment. Their shop offers custom driveline fabrication and repair, helping customers build, rebuild, or balance drivelines for a wide range of applications. They also specialize in custom U-bolt bending and fabrication, producing precisely sized components for trucks and other heavy equipment. In addition, the company sells both new and used truck parts, stocking a large inventory and offering local delivery in the Eugene and Springfield areas.
Beyond parts sales, Anderson Brothers provides repair and maintenance services for truck components such as transmissions, differentials, and related systems. Their experienced team focuses on delivering practical, cost-effective solutions that help keep trucks and equipment running reliably. With decades of experience and a commitment to local service, Anderson Brothers Truck & Equipment continues to support the trucking and transportation industries throughout Eugene and surrounding communities.
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2640 State Hwy 99 N #1, Eugene, OR 97402
Business Hours
- Monday: 7:30 AM–6 PM
- Tuesday: 7:30 AM–6 PM
- Wednesday: 7:30 AM–6 PM
- Thursday: 7:30 AM–6 PM
- Friday: 7:30 AM–6 PM
- Saturday: 8 AM–2 PM
- Sunday: Closed
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Heavy-duty trucks live in a world of shock loads, steep grades, payload spikes, and long hours at constant speed. The driveline sits at the center of that penalty. When it is right, the truck feels planted, predictable, and quiet even under torque. When it is wrong, the shake travels from the floorboard to the mirror stalks, U-joints scar themselves to death, and equipments begin to chatter. Getting a custom driveline constructed or fixed is not a luxury item for program trucks. It is core reliability work, the sort of attention that keeps a fleet's expense per mile within projection and prevents roadside calls that occur at the worst time.
This is a trade where numbers matter as much as the torch. I have actually watched competent producers tack, check, and fix a shaft three times simply to claw back a couple of thousandths of runout, due to the fact that they understood that sloppiness here appears later on at 65 mph as heat in a cheap carrier bearing. The details pay off.
Start with the problem, not the parts
It is tempting to jump to new yokes and thicker tube, however the very best custom driveline work begins with a clear medical diagnosis. Not all vibrations indicate the exact same repair. A rumble that increases with roadway speed frequently traces to shaft balance, tire or wheel problems, or a bent tube. A pulsing under heavy throttle at low speed can be U-joint brinelling, used slip splines, or a bad carrier bearing. A harmonic that peaks near a specific highway speed mean a crucial speed concern. Getting orientation from those patterns conserves cash and guides every choice that follows, from tube size to joint series to whether you split a long single shaft into a two-piece with a midship bearing.
I keep notes from test drives. Build the practice of logging when the vibration appears, what gear, throttle position, speed, and whether it fades throughout coast or grows under load. That page becomes your develop specification as much as any measurement.
Measure for fitment like it is aerospace
A durable shaft that is the wrong length, or the right length with the wrong operating angle, is still a failure. Set trip height first, with the truck as it will live when working. Air suspensions should be at normal driving height. Raised leaf trucks should have pinion angle set where it belongs, locked down with appropriate hardware. This is where Custom U Bolts appear in the real world. If you utilize shims under leaf springs to correct pinion angle, those shims change the stack height, and you require longer U bolts with complete thread engagement and correct torque. Careless clamping lets the axle turn under load, which kills U-joints and splines.
For measurements, be precise and constant. Tail housing flange to pinion flange is the typical standard, but blended flange patterns or half-round yokes alter how you measure and what adapters you may need. Note pilot diameters, bolt circle sizes, and spline count at the slip. On heavy trucks I still see 3 different yoke sizes on the very same car: 1710 at the transmission, 1760 midship, and 1810 at the axle. Mixing these unintentionally complicates balance and service.
A few essential figures assist length: aim for mid-travel at the slip when the truck sits at trip height. Leave enough plunge for full suspension compression without bottoming, and enough extension for droop without shaft pullout. On long wheelbase tandems, that can be an inch or more each method, depending upon geometry. Mark phasing before teardown. On two-piece shafts, the front and back must be timed correctly to cancel speed variations. If the truck arrived with a misphased shaft, do not copy the error. Appropriate it.
Here is a compact list I use before devoting to tube size or yokes:
Driveline length at trip height and at full bump and droop Flange types, pilot sizes, bolt circle, and U-joint series at each end Operating angles at transmission output, carrier bearing, and pinion, within 0.5 degree match where required Slip spline travel offered vs needed, consisting of seal land and stop-to-stop distances Frame mounting points and rigidness for any provider bearing or midship support
Materials and tube sizing are torque mathematics, not guesswork
Most heavy-duty drivelines utilize DOM steel tube, often 1020 or 1026. Wall thickness usually falls between 0.120 and 0.188 inch, with outdoors sizes of 3.5 to 6 inches depending upon torque and length. Chromoly, like 4130, shows up in serious responsibility or high rpm environments but is not typical in professional trucks because the expense rarely buys proportional advantage for the rpm variety. Aluminum shafts have weight advantages, but in heavy service they can trade damage resistance and long-term resilience for a weight number that does not alter profits. For a lot of fleets, stout steel pages the bills.
Bigger tube increases bending stiffness and raises important speed, however it alters clearance to crossmembers, exhaust, and brake plumbing. On a long shaft, the step from 4 inch to 5 inch OD can move a crucial speed from roughly 2,800 rpm to 3,400 rpm, a cushion you will feel at highway cruise. Those are ballpark figures, not an alternative to computation. If you are within a few hundred rpm of your cruise shaft speed, do not bet. Change television, divided the shaft with a carrier, or change ratio if your use case enables it.
Weld yokes and midship stubs must match the tube size and wall so the weld joint has even heat input and consistent strength. You want a tidy V-groove, steady feed, and complete penetration without burn-through shoulders. A lot of shops will pre-heat much heavier sections and surface with a straightening pass before balance. A driveline that looks straight to the eye can still reveal 0.020 inch overall suggested runout. The target is typically under 0.010 inch TIR on the tube and 0.004 to 0.006 at the weld shoulders for durable shafts. The straighter it is, the less weight you will be stacking during balance.
U-joint series, yokes, and phasing matter like gear choice
Pick U-joint series based on torque and joint angle, not what was on the shelf. Common sturdy series include 1710, 1760, 1810, and 1880. Capacity varies with running angle and lubrication, however as a rough guide, moving from 1710 to 1810 is a meaningful jump in torque rating and cap diameter. Full-round yokes with bolted bearing caps hold much better under shock than strap-style half-rounds, and they endure re-torque cycles better. Do not blend strap bolts throughout brands. Bolt length, shoulder, and thread pitch vary, and the wrong bolt uses a false sense of clamp. Many 1710 to 1810 cap bolts land in the 70 to 120 lb-ft torque range. Always validate from the yoke maker's specification sheet.

Phasing is non-negotiable. The front and rear joints on a single shaft must sit on the exact same airplane. If one ear is clocked a couple of degrees out, the shaft presents a second-order vibration that balance can not fix. On two-piece systems, the phasing changes in predictable methods to cancel velocity ripple across the carrier. If you are not certain, set the assistance angles, then look up the proper clocking for the particular arrangement. A wrong guess shows up on the first test drive.
Angles, provider bearings, and why one degree can matter
U-joints like to move. A joint that performs at exactly no degrees never ever turns its needles, which chews flats in the bearings, then grows vibration under light load. Aim for 1 to 3 degrees of running angle at each joint on a single shaft, with the transmission output and pinion angles equal and opposite within approximately half a degree. That variety keeps the needles alive without developing a big sine-wave in speed.
Two-piece shafts follow comparable reasoning however add the carrier. Set the carrier bracket so that the front and rear areas each reside in a comfortable angle window. Try to keep the front shaft short and stiff to press critical speed greater. On long wheelbase tractors, splitting the total length into a front shaft around 40 inches and a back that matches the axle spacing typically keeps both within safe rpm.
Carrier bearings should have real mounting. A soft or split rubber assistance, a bent bracket, or a frame crossmember that can bend under load will show up as oscillation that ruins a cautious balance job. Mount the carrier on tidy, flat steel, and shim to set height rather than slotting holes. If you adjust height, reconsider angles at every joint.
Balancing and important speed: understand your numbers
A sturdy shaft must be dynamically balanced at a speed that represents how it will live. Shops vary in approach, but stabilizing at or above the shaft's anticipated highway rpm offers the best read. Adding weights to strike zero is not the goal if television or yokes are not straight. Correct gross runout initially, then balance. A common heavy truck shaft can be balanced to a residual level in the neighborhood of a few gram-inches, often tighter on much shorter, stiffer pieces. If a store has to stack a handful of slugs around the circumference, you likely missed out on a correcting step.
Critical speed is the rpm where the shaft's first bending mode gets thrilled. Long, thin shafts struck it at surprisingly low speeds. Here is a practical way to think of it. Suppose a tandem dump uses a single rear shaft determining about 72 inches of exposed tube, 5 inch OD, 0.125 wall. That shaft's very first crucial may relax 3,000 to 3,200 rpm depending on end constraints and material. With 4.10 gears and 11R22.5 tires, shaft rpm at 65 mph might be roughly 2,700 to 2,900 rpm. That margin is narrow. Hit a downhill at 72 mph and you may kiss the mode, feel a buzz, and watch provider life diminish. Splitting into a two-piece with a midship bearing raises the important speeds and smooths the cabin. You pay in included parts and a little maintenance, but for long wheelbase trucks it is the clever trade.
Repair and rebuild: when to conserve and when to begin fresh
A damaged shaft is not always an overall loss. You can true a bent tube, though the success window closes if it has a deep dent, a kink, or severe rust pitting. Welded yokes with stretched strap threads or worrying on the cap bores be worthy of replacement. Slip splines with visible wear, looseness under torsion, or galling at the seal land should be changed as a set, male and woman. Construct a fresh balance standard with new parts instead of chasing a compromise.
U-joints provide a clear choice. Greaseable joints buy you examination and purge ability, at the expense of slightly smaller sample and the risk that someone over-pressurizes a seal and drives grit within. Sealed, non-greaseable joints provide greater fixed strength and much better sealing for fleets that do not trust grease schedules. I have actually spec 'd sealed joints for winter salt states where salt water eats whatever, however I am rigorous about inspection intervals.
Heat marks on the cross, bad cap fits, and brinelled needles validate replacement. Withstand the practice of switching simply one joint in a two-joint shaft that has been knocking for months. If one is gone, the other has actually endured the exact same misalignment or lack of lube.
A field story about angles and hardware
We had an occupation International come in with a deep throttle vibration after a spring shop lifted the rear an inch to level the truck. They installed pinion shims but reused old U bolts. Within weeks, the axle turned under load, pressing the pinion angle out by roughly 3 degrees. The truck consumed two rear U-joints and a carrier bearing in less than 10,000 miles. The fix was simple, not low-cost. We reset the angles, set up fresh Custom U Bolts sized for the taller stack, and changed the rear shaft with a 5 inch tube to get a little more headroom on vital speed. Quiet since. The lesson repeats: you do not set angles as soon as and forget them. You lock them down with correct clamping force and correct hardware, then you reconsider after the first thousand miles.
Fasteners, torque, and the little things that keep huge parts alive
Every great driveline is backed by great bolts. For strap yokes, constantly use the specified strap and matched bolts. For full-round yokes, tidy the threads, apply the manufacturer-approved threadlocker if called for, and torque in a criss-cross pattern. Painted yokes might look neat, however paint in between cap and yoke ear is a creep path. Strip paint where parts seat.
Flange bolts are another trap. Various flanges call for various lengths, shoulder sizes, and thread pitches. Blending a metric bolt in an inch-thread yoke since it felt close is a fast way to remove a bore at roadside. Keep labeled bins and match by part number, not eyeball. It sounds like basic shopkeeping since it is, and it avoids rework.
Shop workflow that respects cause and effect
When we construct or rebuild a heavy-duty shaft, we follow a repeatable, tight procedure. The order matters, because each action feeds the next and avoids making up for earlier mistakes.
Inspect and step at trip height, record angles, and mark phasing. Diagnose the original complaint. Choose tube size, yokes, and U-joint series for torque, length, and critical speed margins. Fit, tack, and true on the bench, fixing runout with a dial sign before final weld. Straighten as needed, then dynamically balance at or near anticipated operating rpm. Install with right hardware, set carrier height and pinion angle, torque fasteners, and road test under load.
That 5th step gets avoided more than individuals confess. A quick loop around the block is not a test. Find a route where you can hit the speeds and loads that produced the initial grievance. Utilize a known-good stretch of road. If you remain in a fleet with vibration analysis tools, this is where they earn their keep.
Two-piece shafts, double cardans, and PTOs
A long, low-angle two-piece shaft with a midship bearing resolves most long wheelbase problems, however the design matters. You desire the geometry such that each joint works within that friendly 1 to 3 degree window. Often product packaging forces a compromise. If your front shaft would sit near absolutely no degrees, you can angle the provider a little to wake the front joint, then counter that angle in the rear geometry to keep the entire system pleased. When area is tight at the transmission, a compact slip near the midship instead of at the transmission can purchase clearance.
Double cardan joints, typically called CVs, appear where angle is high at one end. They can perform at bigger angles more smoothly than a single joint, but they are not a cure-all. They include length and expense, and they focus wear in more parts. Use them when you have to clear crossmembers, PTOs, or nonstandard ride heights, and make certain the remainder of the shaft is sized to match the torque they will see.

PTO shafts bring their own risks. They see high angles at low engine speed during work cycles where the operator is concentrated on hydraulics, not the truck. I have actually seen PTO shafts with perfect balance still fail due to the fact that the operator let them chatter at high angle for hours feeding a pump. Spec the joint series up a notch for PTO responsibility if the angle is high, and inform the team about rpm and angle limits.
Maintenance that in fact avoids failure
Grease schedules wander in the real world. Set intervals in miles or hours and anchor them to the heaviest service in your fleet, not the lightest. For a lot of heavy trucks with greaseable joints, a 5,000 to 10,000 mile interval works if the environment is clean. In mines, on salted winter season roads, or in off-road logging, shorten that to 2,500 miles and even weekly. Utilize an NLGI 2 lithium complex grease that matches your temperature variety. At the slip, include grease until you see fresh product at the seal, then stop. If the slip has a purge plug, crack it while greasing and retighten after fresh grease pushes through. Over-greasing can blow seals and trap grit.
Carrier bearings should have a feel test. Spin them by hand during service. Any roughness, sound, or axial play is a warning. The rubber support need to look uncracked and firm. A sagging support modifications angles enough to introduce vibration that consumes joints downstream.
Inspect straps, cap bolts, and flanges for witness marks and looseness. A glossy ring under a cap bolt head is a hint that torque fell off. Replace bolts that have actually been heat-stretched or necked down. Keep extra Truck Parts on hand, from common U-joint sets to straps and flange bolts, so you do not compromise with the incorrect hardware under time pressure.
Cost, downtime, and when to upsize now to save later
A straightforward heavy-duty rebuild with new U-joints and a balance may land in the 400 to 700 dollar range depending upon series and store rates. Include a new slip spline and yokes, and you are most likely in the 800 to 1,500 dollar window. A two-piece conversion with a new provider, brackets, and both shafts can run greater. These are real dollars, however so is a tow and a missed out on shipment. If the initial shaft lived near its limits on tube OD, joint series, or important speed, invest the additional to upsize now. I track comebacks. Almost whenever somebody tried to save a couple of hundred dollars by keeping marginal tube on a long shaft, we saw the truck once again for a balance renovate or a carrier swap within months.
Installation subtlety that prevents do-overs
Before the new or rebuilt shaft enters, clean the flange faces. Rust and paint flake will crush under torque and relax the joint. Center the shaft on pilots instead of forcing bolts to focus it. On half-round yokes, seat the caps directly, tap them with a brass drift to settle the needles, then torque slowly in series. Rotate the shaft after each cap to feel for binding. If a cap binds, pull it back apart and inspect that all needles remained upright. Simply one needle tipped on its side will feel great in the store and fail in service.
Set the carrier height utilizing shims instead of spying on slotted holes. Verify that the rubber is not pre-loaded into a twist. Reconsider operating angles at ride height, and record them. Those numbers become your standard when somebody brings the truck back three months later with a new vibration. Now you can see if a spring settled or a bushing failed.
A short note on suspension, pinion angle, and Custom U Bolts
Suspension work and driveline work are married. If you lift or level a leaf-spring truck, fix the pinion angle with correct shims and lock it down with Custom U Bolts cut to the correct length, not recycled hardware with over-stretched threads. Torque them in stages, cross-pattern, and retorque after the first 100 to 200 miles. Axle wrap under torque is not simply a traction problem. It is a U-joint killer. Appropriate securing keeps the angles you measured in the store alive on the road.
Safety and test validation
Use ranked stands and chocks when you are under a truck running at speed on a chassis dyno. Loose clothing and spinning shafts do not blend. On road tests, choose routes where you can hold constant speeds. If you have access to a tri-axial accelerometer or a basic phone-based vibration app mounted securely, log a baseline. A light, sharp vibration rising with speed points to balance. A sluggish, heavy thump under acceleration points towards joint or angle. If you can not replicate the grievance, do not hand back the truck and hope. Confirm under the conditions the chauffeur really sees.
The bottom line for dependable drivelines
Custom driveline fabrication is equal parts measurement discipline, component choice, and attention to small tolerances that intensify at speed. If you set angles within a tight window, pick U-joint series that truthfully fit torque and angle, size tube to remain well clear of critical speed, and balance at representative rpm, the truck will feel settled. Pair that with the ideal fasteners, from flange bolts to Custom U Bolts where suspension work touches pinion angle, andersonbrotherste.com truck parts and you avoid the slow creep of problems that turn into huge invoices.
When you do it right, the result is not dramatic. The mirrors stop shaking, the floorboard goes peaceful, and the chauffeur stops thinking of the driveline totally. That is the goal. In a heavy truck, no news from the shaft is great news.
Anderson Brothers Truck & Equipment is located in Eugene, Oregon
Anderson Brothers Truck & Equipment was founded in 1949
Anderson Brothers Truck & Equipment serves commercial truck owners
Anderson Brothers Truck & Equipment serves fleet operators
Anderson Brothers Truck & Equipment provides heavy-duty truck parts
Anderson Brothers Truck & Equipment provides truck equipment repair services
Anderson Brothers Truck & Equipment specializes in driveline fabrication
Anderson Brothers Truck & Equipment performs driveline repair
Anderson Brothers Truck & Equipment offers custom U-bolt bending
Anderson Brothers Truck & Equipment manufactures custom U-bolts
Anderson Brothers Truck & Equipment sells new truck parts
Anderson Brothers Truck & Equipment sells used truck parts
Anderson Brothers Truck & Equipment maintains heavy-duty trucks
Anderson Brothers Truck & Equipment repairs truck transmissions
Anderson Brothers Truck & Equipment repairs truck differentials
Anderson Brothers Truck & Equipment supports the trucking industry
Anderson Brothers Truck & Equipment operates in Lane County, Oregon
Anderson Brothers Truck & Equipment provides parts delivery services
Anderson Brothers Truck & Equipment supplies components for heavy equipment
Anderson Brothers Truck & Equipment serves customers in Eugene and Springfield, Oregon
Anderson Brothers Truck & Equipment has a phone number of (541) 688-8686
Anderson Brothers Truck & Equipment has an address of 2640 State Hwy 99 N #1, Eugene, OR 97402
Anderson Brothers Truck & Equipment has a website https://andersonbrotherste.com/
Anderson Brothers Truck & Equipment has Google Maps listing https://maps.app.goo.gl/ta67Qi9fc5DCZZzp7
Anderson Brothers Truck & Equipment has Facebook page https://www.facebook.com/andersonbrotherseugene
Anderson Brothers Truck & Equipment has an Instagram page https://www.instagram.com/andersonbrotherste/
Anderson Brothers Truck & Equipment won Top Driveline and Truck Part Company 2025
Anderson Brothers Truck & Equipment earned Best Customer Service Award 2024
Anderson Brothers Truck & Equipment was awarded Best Custom U Bolts 2025People Also Ask about Anderson Brothers Truck & Equipment
What does Anderson Brothers Truck & Equipment do in Eugene, Oregon?
===================================================================Anderson Brothers Truck & Equipment is a Eugene-based truck parts and repair company that provides custom U-bolt bending, driveline repair and replacement, new and used truck parts, and other medium- and heavy-duty truck services. They have served the area since 1949.
Where is Anderson Brothers Truck & Equipment located?
=====================================================Anderson Brothers Truck & Equipment is located at 2640 Highway 99 N, Eugene, Oregon 97402. Our website also lists phone number (541) 688-8686 and business hours for local customers needing parts or repair service.
How long has Anderson Brothers Truck & Equipment been in business?
==================================================================Anderson Brothers has been serving Eugene since 1949. The business is a long-established local provider of truck parts, fabrication, and repair services.
Does Anderson Brothers Truck & Equipment sell new and used truck parts?
=======================================================================Yes. Anderson Brothers sells both new and used truck parts for medium- and heavy-duty vehicles. We focus on parts categories such as brakes and drums, wheel shafts, Baldwin filters, straps and tie downs, exhaust parts, and other accessories.
Does Anderson Brothers Truck & Equipment offer local truck parts delivery?
==========================================================================Yes. The company offers local delivery for truck parts in Eugene and Springfield, and our truck parts page also notes delivery to Eugene, Springfield, and surrounding areas.
What driveline services does Anderson Brothers Truck & Equipment provide?
=========================================================================Anderson Brothers specializes in custom driveline solutions, including driveline replacement, drive shaft repair, and precision fabrication. These services are available for heavy trucks, cars, and pickup trucks.
Can Anderson Brothers Truck & Equipment make custom U-bolts?
============================================================Yes. We offer custom U-bolt bending in Eugene and can produce U-bolts in different lengths, widths, thread sizes, and thicknesses. We can bend both round and square U-bolts depending on the application.
What truck repair services does Anderson Brothers Truck & Equipment offer?
==========================================================================We perform repair and maintenance work for medium- and heavy-duty trucks, including flywheel resurfacing, oil changes, brake services, suspension repair, and king pin replacement. We work to reduce downtime and keep trucks performing at their best.
What truck brands does Anderson Brothers Truck & Equipment service and supply parts for?
========================================================================================Anderson Brothers says it services and supplies parts for major truck and equipment brands including Freightliner, Kenworth, Peterbilt, Mack, Volvo, and Cummins, among others.
Who owns Anderson Brothers Truck & Equipment?
=============================================Anderson Brothers is now led by the Weld Family, who also own Buck’s Sanitary Services and Royal Flush Environmental Services. The current ownership remains focused on serving Eugene and the surrounding community.
Where is Anderson Brothers Truck & Equipment located?
=====================================================The Anderson Brothers Truck & Equipment is conveniently located at 2640 State Hwy 99 N #1, Eugene, OR 97402. You can easily find directions on Google Maps or call at (541) 688-8686 Monday through Friday 7:30am to 6:00pm, Saturday 8:00am to 2:00pm. Closed Sundays.
How can I contact Anderson Brothers Truck & Equipment?
======================================================You can contact Anderson Brothers Truck & Equipment by phone at: (541) 688-8686, visit their website at https://andersonbrotherste.com/ or connect on social media via Facebook or Instagram
Fans attending events at Autzen Stadium can find nearby professionals offering Drivelines services, Custom U Bolts manufacturing, and heavy-duty Truck Parts.