Truck Drivetrain
Truck Drivetrain Parts at JJ Motorsports
Strengthen your truck's drivetrain for ultimate reliability and power with high-quality components from JJ Motorsports. Our selection includes driveshafts, differentials, transfer cases, axles, and more, designed for enhanced torque handling, reduced vibration, and easy installation in towing or off-road applications. Compatible with Ford, Dodge, Chevy, and other models, these parts ensure smooth operation and longevity for daily drivers or heavy-duty builds.
Shop trusted brands like Spicer for U-joint kits and Yukon Gear and Axle for ring and pinion gears. Explore related categories such as Truck Suspension for lift kits or Truck Tires and Wheels for complete driveline upgrades.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
Detroit Truetrac - Dana 44 30-Spline DET913A589
DETROIT LOCKER-TRACTECH
$679.99The Detroit Truetrac is a helical-gear limited-slip differential that delivers consistent power distribution to both wheels without the maintenance demands of clutch-style units. If you're running a Dana 44 and want predictable traction during cornering...DET913A589- SKU:
- DET913A589
- Availability:
- Ships Same Business Day
- Weight:
- 25.18 LBS
- MFG Part #:
- 913A589
$679.99 -
4.10 12 Bolt GM Truck RIC69-0350-1
RICHMOND
$429.99A 4.10 gear ratio delivers the aggressive acceleration and pulling power you need for serious truck performance, whether you're launching hard off the line or conquering steep grades. This complete ring-and-pinion kit is engineered for the GM 12-bolt...RIC69-0350-1- SKU:
- RIC69-0350-1
- Availability:
- Ships Same Business Day
- Weight:
- 15.62 LBS
- MFG Part #:
- 69-0350-1
$429.99 -
Full Spool Ford 8.8in 31 Spline MOTFS8.8-31
MOTIVE GEAR
$223.99A full spool eliminates wheel spin by locking both axle shafts together, delivering maximum traction off the line—essential for drag racing, road racing, and high-performance street applications. The 31-spline design provides robust engagement with Ford...MOTFS8.8-31- SKU:
- MOTFS8.8-31
- Availability:
- Ships Same Business Day
- Weight:
- 9.35 LBS
- MFG Part #:
- FS8.8-31
$223.99 -
Master Overhaul Kit Ford 8.8 2009 & Older YKNYKF8.8-A
YUKON GEAR AND AXLE
$265.89A worn or damaged differential is a ticking time bomb for any serious driver. This master overhaul kit gives you everything needed to rebuild your Ford 8.8 differential to factory specs—eliminating play, noise, and the risk of catastrophic failure on the...YKNYKF8.8-A- SKU:
- YKNYKF8.8-A
- Availability:
- Ships Same Business Day
- Weight:
- 6.38 LBS
- MFG Part #:
- YK F8.8-A
$265.89 -
Locking Hub Kit Dana 60 35 Spline YKNYHC70001
YUKON GEAR AND AXLE
$753.89Manual locking hubs are essential for serious off-road and high-performance driving, allowing you to engage and disengage front axle power on demand—reducing parasitic drag on the highway while maintaining instant lockup when you need maximum traction...YKNYHC70001- SKU:
- YKNYHC70001
- Availability:
- Ships Same Business Day
- Weight:
- 8.74 LBS
- MFG Part #:
- YHC70001
$753.89 -
Grizzly Locker Ford 10.25in 35 Spline YKNYGLF10.25-35
YUKON GEAR AND AXLE
$1,262.89If you're running a Ford 10.25-inch rear axle and need consistent power delivery to both wheels without the slip of an open differential, the Grizzly Locker delivers mechanical lock-up exactly when you need it. This 35-spline unit engages under load to...YKNYGLF10.25-35- SKU:
- YKNYGLF10.25-35
- Availability:
- Ships Same Business Day
- Weight:
- 36.33 LBS
- MFG Part #:
- YGLF10.25-35
$1,262.89 -
4.11 Ring & Pinion Gear Set GM 8.5 YKNYGGM8.5-411
YUKON GEAR AND AXLE
$548.89If you're serious about acceleration and off-the-line performance, a 4.11 ring and pinion swap is one of the most effective modifications you can make to your GM 8.5-inch rearend. This aggressive ratio multiplies engine torque at the wheels, delivering...YKNYGGM8.5-411- SKU:
- YKNYGGM8.5-411
- Availability:
- Ships Same Business Day
- Weight:
- 18.60 LBS
- MFG Part #:
- YG GM8.5-411
$548.89 -
3.73 Ring & Pinion Gear Set GM 8.5 YKNYGGM8.5-373
YUKON GEAR AND AXLE
$459.89Upgrading to a 3.73 ring and pinion set transforms your GM 8.5-inch differential's acceleration and responsiveness, delivering quicker off-the-line performance without sacrificing highway cruising capability. Whether you're building a street machine or...YKNYGGM8.5-373- SKU:
- YKNYGGM8.5-373
- Availability:
- Ships Same Business Day
- Weight:
- 18.10 LBS
- MFG Part #:
- YG GM8.5-373
$459.89 -
3.42 Ring & Pinion Gear Set GM 8.5 YKNYGGM8.5-342
YUKON GEAR AND AXLE
$416.89If you're looking to improve acceleration and overall drivability without compromising highway cruising, a 3.42 ring and pinion swap is one of the most cost-effective upgrades available. This ratio strikes the ideal balance for street and light track...YKNYGGM8.5-342- SKU:
- YKNYGGM8.5-342
- Availability:
- Ships Same Business Day
- Weight:
- 17.70 LBS
- MFG Part #:
- YG GM8.5-342
$416.89 -
3.73 Ring & Pinion Gear Set GM 12-Bolt Truck YKNYGGM12T-373
YUKON GEAR AND AXLE
$454.89A 3.73 ring and pinion set transforms your truck's acceleration and towing capability by increasing engine RPM at highway speeds, delivering quicker off-the-line response without sacrificing drivability. This GM 12-bolt kit is engineered for trucks that...YKNYGGM12T-373- SKU:
- YKNYGGM12T-373
- Availability:
- Ships Same Business Day
- Weight:
- 13.45 LBS
- MFG Part #:
- YG GM12T-373
$454.89 -
4.56 Ring & Pinion Gear Set TJ D30 YKNYGD30S-456TJ
YUKON GEAR AND AXLE
$372.89If you're running a TJ with a Dana 30 and demand aggressive acceleration and better low-end torque for off-road or track work, a 4.56 ring and pinion set is essential. This ratio maximizes engine rpm efficiency in lower gears, translating to quicker...YKNYGD30S-456TJ- SKU:
- YKNYGD30S-456TJ
- Availability:
- Ships Same Business Day
- Weight:
- 10.05 LBS
- MFG Part #:
- YG D30S-456TJ
$372.89 -
Duragrip Differential GM 8.5 2.73-UP 28 Spl YKNYDGGM8.5-3-28-1
YUKON GEAR AND AXLE
$908.89Limited-slip differentials are essential for serious track work and high-performance street applications—they keep power flowing to both wheels even when one loses traction, eliminating the dead-wheel spin that costs you seconds and consistency. The...YKNYDGGM8.5-3-28-1- SKU:
- YKNYDGGM8.5-3-28-1
- Availability:
- Ships Same Business Day
- Weight:
- 22.45 LBS
- MFG Part #:
- YDGGM8.5-3-28-1
$908.89 -
Duragrip Differential GM 12 Bolt Car 30 Spl HD YKNYDGGM12P-3-30-1
YUKON GEAR AND AXLE
$904.89A quality limited-slip differential is the foundation of predictable, controllable power delivery—especially when you're pushing your GM 12-bolt to its limits. The Duragrip Posi design locks and unlocks seamlessly to maintain traction during acceleration...YKNYDGGM12P-3-30-1- SKU:
- YKNYDGGM12P-3-30-1
- Availability:
- Ships Same Business Day
- Weight:
- 24.20 LBS
- MFG Part #:
- YDGGM12P-3-30-1
$904.89 -
Duragrip Differential Ford 9in 31 Spl HD T/L YKNYDGF9-31-AG
YUKON GEAR AND AXLE
$906.89If you're running a Ford 9-inch differential in a high-performance or racing application, you need a locking mechanism that delivers consistent traction without compromising drivability. The Duragrip Trac-Loc positraction differential combines aggressive...YKNYDGF9-31-AG- SKU:
- YKNYDGF9-31-AG
- Availability:
- Ships Same Business Day
- Weight:
- 21.15 LBS
- MFG Part #:
- YDGF9-31-AG
$906.89 -
Duragrip Differential Ford 8.8 31 Spline YKNYDGF8.8-31-1
YUKON GEAR AND AXLE
$901.89The Ford 8.8 differential is the backbone of any serious rear-end setup, but a factory open differential will kill your acceleration off the line and compromise cornering grip. The Duragrip Differential locks power to both wheels when you need it most,...YKNYDGF8.8-31-1- SKU:
- YKNYDGF8.8-31-1
- Availability:
- Ships Same Business Day
- Weight:
- 21.65 LBS
- MFG Part #:
- YDGF8.8-31-1
$901.89 -
03-06 Jeep Frnt Axle Kit Dana 44 30 Spl 5x4.5 TENMG22165
TEN FACTORY
$855.99If you're running a Dana 44 front axle on your 03-06 Jeep and pushing serious power, you need axle shafts built to handle it. This chromoly kit delivers the strength and durability required for aggressive off-road use, high-torque applications, or...TENMG22165- SKU:
- TENMG22165
- Availability:
- Ships Same Business Day
- Weight:
- 31.80 LBS
- MFG Part #:
- MG22165
$855.99 -
Excel Ring & Pinion Gear Set Ford 9in 5.67 Ratio RICF9567
RICHMOND
$299.99A 5.67 ratio ring and pinion set is essential for high-RPM racing applications where you need aggressive acceleration and quick gear engagement without sacrificing top-end capability. Excel's precision-manufactured gears deliver the consistency and...RICF9567- SKU:
- RICF9567
- Availability:
- Ships Same Business Day
- Weight:
- 19.97 LBS
- MFG Part #:
- F9567
$299.99 -
7.5in Ford Bearing Kit RIC83-1045-1
RICHMOND
$168.99A worn-out bearing kit is a ticking time bomb in your Ford 7.5-inch differential. This complete rebuild kit gives you everything needed to restore proper preload, eliminate play, and ensure your driveline can handle sustained power delivery without...RIC83-1045-1- SKU:
- RIC83-1045-1
- Availability:
- Ships Same Business Day
- Weight:
- 6.33 LBS
- MFG Part #:
- 83-1045-1
$168.99 -
8.8in Ford Bearing Kit RIC83-1043-1
RICHMOND
$144.99A properly maintained 8.8-inch Ford differential is critical for reliability under sustained load and power delivery. This complete bearing kit supplies all the components needed for a full rebuild, eliminating the guesswork of sourcing individual parts...RIC83-1043-1- SKU:
- RIC83-1043-1
- Availability:
- Ships Same Business Day
- Weight:
- 5.70 LBS
- MFG Part #:
- 83-1043-1
$144.99 -
Dana 60 Bearing Kit RIC83-1034-1
RICHMOND
$229.99A worn or damaged differential bearing setup compromises both driveline reliability and performance consistency—especially under high-load racing conditions. This complete Dana 60 bearing kit delivers all the precision components needed for a proper...RIC83-1034-1- SKU:
- RIC83-1034-1
- Availability:
- Ships Same Business Day
- Weight:
- 8.70 LBS
- MFG Part #:
- 83-1034-1
$229.99
