What to Consider in Custom Driveline Fabrication for Heavy-Duty Trucks: Repair, Balancing, and Rebuild Essentials
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 reside in a world of shock loads, high grades, payload spikes, and long hours at stable speed. The driveline sits at the center of that punishment. When it is right, the truck feels planted, predictable, and peaceful even under torque. When it is incorrect, the shake travels from the floorboard to the mirror stalks, U-joints scar themselves to death, and equipments start to chatter. Getting a custom driveline developed or fixed is not a high-end product for program trucks. It is core reliability work, the sort of attention that keeps a fleet's cost per mile within forecast and avoids roadside calls that occur at the worst time.
This is a trade where numbers matter as much as the torch. I have actually watched skilled fabricators tack, check, and fix a shaft three times simply to claw back a couple of thousandths of runout, since they knew that sloppiness here appears later on at 65 mph as heat in a low-cost provider bearing. The information pay off.
Start with the problem, not the parts
It is tempting to leap to new yokes and thicker tube, however the best custom driveline work starts with a clear diagnosis. Not all vibrations point to the exact same fix. A rumble that rises with roadway speed frequently traces to shaft balance, tire or wheel concerns, 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 hints at an important speed concern. Getting orientation from those patterns conserves money and guides every choice that follows, from tube diameter to joint series to whether you divided a long single shaft into a two-piece with a midship bearing.
I keep notes from test drives. Develop the practice of logging when the vibration appears, what gear, throttle position, speed, and whether it fades during coast or grows under load. That page becomes your build spec as much as any measurement.
Measure for fitment like it is aerospace
A sturdy shaft that is the incorrect length, or the right length with the wrong operating angle, is still a failure. Set trip height initially, with the truck as it will live when working. Air suspensions should be at typical 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 use shims under leaf springs to correct pinion angle, those shims change the stack height, and you require longer U bolts with full thread engagement and proper torque. Sloppy clamping lets the axle turn under load, which eliminates U-joints and splines.
For measurements, be precise and constant. Tail housing flange to pinion flange is the typical standard, however blended flange patterns or half-round yokes change how you measure and what adapters you might need. Keep in mind pilot sizes, bolt circle diameters, and spline count at the slip. On heavy trucks I still see 3 separate yoke sizes on the exact same car: 1710 at the transmission, 1760 midship, and 1810 at the axle. Mixing these inadvertently makes complex balance and service.
A few key figures assist length: aim for mid-travel at the slip when the truck sits at trip height. Leave sufficient 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 way, 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 showed up with a misphased shaft, do not copy the error. Proper it.
Here is a compact checklist I utilize before devoting to tube size or yokes:
Driveline length at trip height and at full bump and droop Flange types, pilot diameters, 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 available vs required, including seal land and stop-to-stop distances Frame mounting points and rigidness for any carrier bearing or midship support
Materials and tube sizing are torque mathematics, not guesswork
Most heavy-duty drivelines use DOM steel tube, often 1020 or 1026. Wall thickness typically falls in between 0.120 and 0.188 inch, with outside sizes of 3.5 to 6 inches depending on torque and length. Chromoly, like 4130, appears in severe task or high rpm environments but is not common in occupation trucks due to the fact that the cost seldom purchases proportional advantage for the rpm variety. Aluminum shafts have weight benefits, however in heavy service they can trade dent resistance and long-term durability for a weight number that does not change profits. For many fleets, stout steel pages the bills.
Bigger tube increases bending tightness and raises critical speed, but it changes clearance to crossmembers, exhaust, and brake pipes. On a long shaft, the step from 4 inch to 5 inch OD can move a critical speed from approximately 2,800 rpm to 3,400 rpm, a cushion you will feel at highway cruise. Those are estimate, not an alternative to estimation. If you are within a few hundred rpm of your cruise shaft speed, do not gamble. Change the tube, divided the shaft with a provider, or change ratio if your usage case allows 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 desire a clean V-groove, stable feed, and full penetration without burn-through shoulders. Most shops will pre-heat much heavier areas and finish with a correcting pass before balance. A driveline that looks straight to the eye can still reveal 0.020 inch overall showed runout. The target is normally under 0.010 inch TIR on television and 0.004 to 0.006 at the weld shoulders for sturdy 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 upon torque and joint angle, not what was on the shelf. Typical heavy-duty series include 1710, 1760, 1810, and 1880. Capability varies with operating angle and lubrication, however as a rough guide, moving from 1710 to 1810 is a significant dive in torque score and cap size. 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 mix strap bolts throughout brand names. Bolt length, shoulder, and thread pitch vary, and the incorrect bolt uses an incorrect sense of clamp. Most 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 rest on the very same plane. 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 modifications in foreseeable ways to cancel speed ripple throughout the carrier. If you are not particular, set the support angles, then search for the appropriate clocking for the specific plan. An incorrect guess shows up on the very first test drive.
Angles, carrier bearings, and why one degree can matter
U-joints like to move. A joint that performs at precisely zero degrees never ever turns its needles, which chews flats in the bearings, then grows vibration under light load. Go for 1 to 3 degrees of operating angle at each joint on a single shaft, with the transmission output and pinion angles equal and opposite within approximately half a degree. That range keeps the needles alive without creating a big sine-wave in speed.
Two-piece shafts follow similar reasoning however add the provider. Set the carrier bracket so that the front and rear areas each live in a comfortable angle window. Attempt to keep the front shaft brief and stiff to press critical speed higher. On long wheelbase tractors, splitting the total length into a front shaft around 40 inches and a rear that fits the axle spacing typically keeps both within safe rpm.
Carrier bearings deserve real installing. A soft or cracked rubber assistance, a bent bracket, or a frame crossmember that can flex under load will appear as oscillation that ruins a mindful balance task. Mount the provider on tidy, flat steel, and shim to set height rather than slotting holes. If you change height, reconsider angles at every joint.
Balancing and important speed: understand your numbers
A sturdy shaft ought to be dynamically balanced at a speed that represents how it will live. Shops differ in approach, however balancing at or above the shaft's anticipated highway rpm gives the best read. Adding weights to hit absolutely no is not the objective if the tube or yokes are not straight. Appropriate gross runout initially, then balance. A normal heavy truck shaft can be stabilized to a recurring level in the community of a few gram-inches, typically tighter on shorter, stiffer pieces. If a store needs to stack a handful of slugs around the circumference, you likely missed an aligning step.

Critical speed is the rpm where the shaft's very first bending mode gets delighted. Long, thin shafts struck it at surprisingly low speeds. Here is a practical method to think about it. Expect a tandem dump utilizes a single rear shaft determining about 72 inches of exposed tube, 5 inch OD, 0.125 wall. That shaft's first vital might relax 3,000 to 3,200 rpm depending upon end constraints and material. With 4.10 equipments and 11R22.5 tires, shaft rpm at 65 miles per hour could be roughly 2,700 to 2,900 rpm. That margin is narrow. Strike a downhill at 72 mph and you may kiss the mode, feel a buzz, and see carrier life diminish. Dividing into a two-piece with a midship bearing raises the crucial speeds and smooths the cabin. You pay in included parts and a little maintenance, however for long wheelbase trucks it is the clever trade.
Repair and rebuild: when to save and when to begin fresh
A harmed shaft is not always a total loss. You can real a bent tube, though the success window closes if it has a deep damage, a kink, or severe rust pitting. Welded yokes with extended strap threads or worrying on the cap tires deserve replacement. Slip splines with visible wear, looseness under torsion, or galling at the seal land should be changed as a set, male and woman. Build a fresh balance standard with new elements instead of chasing after a compromise.

U-joints present a clear choice. Greaseable joints purchase you examination and purge capability, at the cost of somewhat smaller random sample and the danger that someone over-pressurizes a seal and drives grit within. Sealed, non-greaseable joints provide higher 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 brine consumes whatever, but I am stringent about assessment intervals.
Heat marks on the cross, bad cap fits, and brinelled needles justify replacement. Withstand the routine of swapping just one joint in a two-joint shaft that has actually been knocking for months. If one is gone, the other has lived through the very same misalignment or lack of lube.
A field story about angles and hardware
We had a vocational International can be found in with a deep throttle vibration after a spring store raised the rear an inch to level the truck. They installed pinion shims but recycled old U bolts. Within weeks, the axle rotated under load, pressing the pinion angle out by roughly 3 degrees. The truck consumed 2 rear U-joints and a carrier bearing in less than 10,000 miles. The fix was simple, not cheap. We reset the angles, installed fresh Custom U Bolts sized for the taller stack, and changed the rear shaft with a 5 inch tube to get a bit more headroom on critical speed. Quiet ever since. The lesson repeats: you do not set angles when and forget them. You lock them down with appropriate clamping force and right hardware, then you recheck after the first thousand miles.
Fasteners, torque, and the little things that keep big parts alive
Every good driveline is backed by good bolts. For strap yokes, constantly utilize the specified strap and matched bolts. For full-round yokes, clean the threads, apply the manufacturer-approved threadlocker if called for, and torque in a criss-cross pattern. Painted yokes may look neat, however paint between cap and yoke ear is a creep path. Strip paint where parts seat.
Flange bolts are another trap. Various flanges require various lengths, shoulder sizes, and thread pitches. Blending a metric bolt in an inch-thread yoke because it felt close is a quick way to remove a bore at roadside. Keep identified bins and match by part number, not eyeball. It sounds like basic shopkeeping due to the fact that it is, and it avoids rework.
Shop workflow that respects cause and effect
When we construct or rebuild a durable shaft, we follow a repeatable, tight process. The order matters, because each step feeds the next and avoids making up for earlier mistakes.
Inspect and step at trip height, record angles, and mark phasing. Identify the original complaint. Choose tube size, yokes, and U-joint series for torque, length, and important speed margins. Fit, tack, and real on the bench, remedying runout with a dial indication before final weld. Straighten as required, then dynamically balance at or near anticipated operating rpm. Install with appropriate hardware, set carrier height and pinion angle, torque fasteners, and road test under load.
That fifth step gets skipped more than individuals confess. A fast loop around the block is not a test. Find a path where you can strike the speeds and loads that produced the original complaint. 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, but the layout matters. You want the geometry such that each joint works within that friendly 1 to 3 degree window. In some cases packaging forces a compromise. If your front shaft would sit near absolutely no degrees, you can angle the carrier slightly to wake the front joint, then counter that angle in the rear geometry to keep the entire system pleased. When space is tight at the transmission, a compact slip near the midship instead of at the transmission can purchase clearance.
Double cardan joints, often called CVs, appear where angle is high at one end. They can perform at larger angles more efficiently than a single joint, but they are not a cure-all. They include length and cost, and they focus use in more parts. Use them when you have to clear crossmembers, PTOs, or nonstandard ride heights, and ensure the rest of the shaft is sized to match the torque they will see.
PTO shafts bring their own dangers. They see high angles at low engine speed during work cycles where the operator is focused on hydraulics, not the truck. I have seen PTO shafts with best balance still stop working because the operator let them chatter at high angle for hours feeding a pump. Specification the joint series up a notch for PTO task if the angle is high, and educate the crew about rpm and angle limits.
Maintenance that really prevents 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 the majority of heavy trucks with greaseable joints, a 5,000 to 10,000 mile period works if the environment is tidy. In mines, on salted winter roads, or in off-road logging, shorten that to 2,500 miles or even weekly. Utilize an NLGI 2 lithium complex grease that matches your temperature range. At the slip, include grease up until you see fresh product at the seal, then stop. If the slip has a purge plug, fracture it while greasing and retighten after fresh grease pushes through. Over-greasing can blow seals and trap grit.
Carrier bearings are worthy of a feel test. Spin them by hand throughout service. Any roughness, noise, or axial play is a caution. The rubber assistance should look uncracked and firm. A drooping support changes angles enough to present vibration that consumes joints downstream.
Inspect straps, cap bolts, and flanges for witness marks and looseness. A shiny ring under a cap bolt head is a hint that torque fell off. Change bolts that have been heat-stretched or necked down. Keep extra Truck Parts on hand, from typical U-joint sets to straps and flange bolts, so you do not compromise with the wrong hardware under time pressure.
Cost, downtime, and when to upsize now to conserve later
A straightforward durable rebuild with new U-joints and a balance may land in the 400 to 700 dollar range depending on series and store rates. Add a new slip spline and yokes, and you are likely in the 800 to 1,500 dollar window. A two-piece conversion with a new provider, brackets, and both shafts can run higher. These are real dollars, but so is a tow and a missed out on shipment. If the original shaft lived near its limitations on tube OD, joint series, or crucial speed, invest the additional to upsize now. I track comebacks. Almost every time someone 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 provider swap within months.
Installation subtlety that avoids do-overs
Before the new or rebuilt truck parts shaft enters, clean up the flange deals with. Rust and paint flake will squash under torque and relax the joint. Center the shaft on pilots rather than requiring bolts to focus it. On half-round yokes, seat the caps squarely, tap them with a brass drift to settle the needles, then torque gradually in sequence. Turn the shaft after each cap to feel for binding. If a cap binds, pull it back apart and check that all needles stayed upright. Just one needle tipped on its side will feel fine in the shop and fail in service.
Set the provider height utilizing shims rather than prying on slotted holes. Validate that the rubber is not pre-loaded into a twist. Recheck operating angles at ride height, and tape-record them. Those numbers become your baseline when someone brings the truck back 3 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 appropriate shims and lock it down with Custom U Bolts cut to the proper length, not recycled hardware with over-stretched threads. Torque them in phases, cross-pattern, and retorque after the first 100 to 200 miles. Axle wrap under torque is not just a traction problem. It is a U-joint killer. Right clamping keeps the angles you determined 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 clothes and spinning shafts do not mix. On road tests, select paths where you can hold steady speeds. If you have access to a tri-axial accelerometer or an easy phone-based vibration app mounted safely, log a baseline. A light, sharp vibration increasing with speed points to balance. A slow, heavy thump under velocity points towards joint or angle. If you can not duplicate the problem, do not hand back the truck and hope. Validate under the conditions the driver really sees.
The bottom line for reputable drivelines
Custom driveline fabrication is equal parts measurement discipline, element option, and attention to small tolerances that compound at speed. If you set angles within a tight window, pick U-joint series that honestly fit torque and angle, size tube to stay well clear of vital 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, and you prevent the slow creep of issues that become huge invoices.
When you do it right, the result is not dramatic. The mirrors stop shaking, the floorboard goes quiet, and the chauffeur stops thinking about the driveline entirely. That is the objective. 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
After browsing local vendors at the Eugene Saturday Market, many truck drivers plan maintenance visits for Drivelines repair, Custom U Bolts production, and quality Truck Parts.