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
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Ford 8.8in Ring & Pinion 4.10 Ratio F888410
MOTIVE GEAR
$327.99A 4.10 ring and pinion ratio transforms your Ford 8.8-equipped vehicle's acceleration and low-end torque delivery, making it the ideal choice for street performance, towing, or track applications...MOTF888410- SKU:
- MOTF888410
- Availability:
- Ships Same Business Day
- Weight:
- 19.20 LBS
- MFG Part #:
- F888410
$327.99 -
Ford 8.8in Ring & Pinion 3.90 Ratio F888390
MOTIVE GEAR
$387.99A 3.90 rear axle ratio transforms your Ford 8.8-equipped vehicle into a responsive, quick-accelerating platform ideal for street performance and track applications. This kit delivers the low-end...MOTF888390- SKU:
- MOTF888390
- Availability:
- Ships Same Business Day
- Weight:
- 17.69 LBS
- MFG Part #:
- F888390
$387.99 -
Detroit Truetrac - Ford 9in 31-Spline 913A586
DETROIT LOCKER-TRACTECH
$675.99The Detroit Truetrac is a helical-gear limited-slip differential that delivers consistent, predictable power delivery without the noise and maintenance demands of traditional clutch-style units. For...DET913A586- SKU:
- DET913A586
- Availability:
- Ships Same Business Day
- Weight:
- 16.43 LBS
- MFG Part #:
- 913A586
$675.99 -
Detroit Truetrac - GM 8.5/8.6 10-Bolt 30-Splin 913A481
DETROIT LOCKER-TRACTECH
$659.99The Detroit Truetrac is a helical-gear limited-slip differential engineered to maintain traction under acceleration while allowing smooth cornering without bind or chatter. If you're running a GM...DET913A481- SKU:
- DET913A481
- Availability:
- Ships Same Business Day
- Weight:
- 25.78 LBS
- MFG Part #:
- 913A481
$659.99 -
Eaton Posi - GM 8.5 10-Bolt 30-Spline 19559-010
DETROIT LOCKER-TRACTECH
$750.99A limited-slip differential is essential for consistent traction off the line and through corners, especially if you're running your GM 8.5 on the track or in competitive driving. The Eaton Posi...DET19559-010- SKU:
- DET19559-010
- Availability:
- Ships Same Business Day
- Weight:
- 22.91 LBS
- MFG Part #:
- 19559-010
$750.99 -
Eaton Posi - GM 8.5 10-Bolt 28-Spline 19557-010
DETROIT LOCKER-TRACTECH
$750.99If you're running a GM 8.5 10-bolt rear end and want predictable traction without the complexity of a full spool, the Eaton Posi limited-slip differential is the straightforward answer. This unit...DET19557-010- SKU:
- DET19557-010
- Availability:
- Ships Same Business Day
- Weight:
- 22.81 LBS
- MFG Part #:
- 19557-010
$750.99 -
Detroit Locker - Ford 9in 31-Spline 187SL17B
DETROIT LOCKER-TRACTECH
$884.99A Detroit Locker transforms your Ford 9-inch differential from a power-splitting liability into a predictable, mechanical advantage on the track or trail. By eliminating wheel slip under...DET187SL17B- SKU:
- DET187SL17B
- Availability:
- Ships Same Business Day
- Weight:
- 16.61 LBS
- MFG Part #:
- 187SL17B
$884.99 -
Allstar Performance Bearing Kit Dana 44 ALL68533
ALLSTAR PERFORMANCE
$129.99A Dana 44 axle demands precision-engineered components to maintain reliable power delivery and differential longevity under racing loads. This Allstar Performance bearing kit supplies everything you...ALL68533- SKU:
- ALL68533
- Availability:
- Ships Same Business Day
- Weight:
- 6.37 LBS
- MFG Part #:
- ALL68533
$129.99 -
3.73 Ring & Pinion Gear Set Dana 44 YKNYGD44-373
YUKON GEAR AND AXLE
$454.89A 3.73 ring and pinion gear set transforms your Dana 44 axle by delivering sharper acceleration and improved throttle response without sacrificing top-end capability. Whether you're drag racing, rock...YKNYGD44-373- SKU:
- YKNYGD44-373
- Availability:
- Ships Same Business Day
- Weight:
- 13.93 LBS
- MFG Part #:
- YG D44-373
$454.89Qty in Cart: 0Quantity:Price:$454.89Subtotal: -
Duragrip Differential GM 8.5/8.6 30 Spl YKNYDGGM8.5-3-30-1
YUKON GEAR AND AXLE
$933.88Factory open differentials sacrifice traction for simplicity—costing you consistency on the track and control on the street. The Duragrip Differential transforms your GM 8.5/8.6 rear end into a true...YKNYDGGM8.5-3-30-1- SKU:
- YKNYDGGM8.5-3-30-1
- Availability:
- Ships Same Business Day
- Weight:
- 22.50 LBS
- MFG Part #:
- YDGGM8.5-3-30-1
$933.88 -
3.55 Ratio 8.8in Ford RIC49-0103-1
RICHMOND
$468.99If you're building a high-performance 8.8 rear end or upgrading your Ford's acceleration and handling characteristics, gear ratio selection is critical to your setup's success. The 3.55 ratio strikes...RIC49-0103-1- SKU:
- RIC49-0103-1
- Availability:
- Ships Same Business Day
- Weight:
- 17.07 LBS
- MFG Part #:
- 49-0103-1
$468.99Qty in Cart: 0Quantity:Price:$468.99Subtotal: -
3.42 12 Bolt GM Truck RIC49-0070-1
RICHMOND
$502.99If you're building a truck that needs reliable, predictable power delivery without sacrificing daily usability, a 3.42 gear ratio strikes the ideal balance between acceleration and highway cruising...RIC49-0070-1- SKU:
- RIC49-0070-1
- Availability:
- Ships Same Business Day
- Weight:
- 15.33 LBS
- MFG Part #:
- 49-0070-1
$502.99Qty in Cart: 0Quantity:Price:$502.99Subtotal: -
Automatic Trans Filter Kit Standard PRM10678
PERMA-COOL
$73.77Automatic transmission fluid degradation is one of the most overlooked maintenance issues in motorsports—dirty or contaminated fluid accelerates wear on internal components and reduces shift quality...PRM10678- SKU:
- PRM10678
- Availability:
- Ships Same Business Day
- Weight:
- 2.88 LBS
- MFG Part #:
- 10678
$73.77 -
83-02 Ranger Shifter Extension PRFPA3700
PERFORMANCE ACCESSORIES
$95.00When you lift your Ranger's body, your factory shifter becomes awkwardly short for comfortable reach and smooth gear selection. This extension restores proper shifter geometry so you can engage gears...PRFPA3700- SKU:
- PRFPA3700
- Availability:
- Ships Same Business Day
- Weight:
- 0.82 LBS
- MFG Part #:
- PA3700
$95.00Qty in Cart: 0Quantity:Price:$95.00Subtotal: -
Axle Breather Dana 30/3 5/44; 72-86 Wrangler/CJ OMI16561.01
OMIX-ADA
$4.99Axle breathers prevent moisture and contaminants from entering your differential housing, which extends fluid life and protects internal gears from corrosion and premature wear. If you're running a...OMI16561.01- SKU:
- OMI16561.01
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 16561.01
$4.99Qty in Cart: 0Quantity:Price:$4.99Subtotal: -
Mini Spool GM 7.5in 26 Spline MOTMS7.5-26
MOTIVE GEAR
$96.99If you're running a GM 7.5-inch rear end and need bulletproof traction off the line, a mini spool delivers the lock-up consistency that separates winners from the rest. This steel unit eliminates...MOTMS7.5-26- SKU:
- MOTMS7.5-26
- Availability:
- Ships Same Business Day
- Weight:
- 3.90 LBS
- MFG Part #:
- MS7.5-26
$96.99 -
GM Open 8.5 Rear 30 Spline Spider Gears MOTGM10BI-30
MOTIVE GEAR
$131.99If your GM 10-bolt rear differential is showing signs of wear or you're rebuilding for increased durability, fresh spider gears are essential to restoring proper power delivery and eliminating side...MOTGM10BI-30- SKU:
- MOTGM10BI-30
- Availability:
- Ships Same Business Day
- Weight:
- 4.66 LBS
- MFG Part #:
- GM10BI-30
$131.99 -
1 Ton Ford Hub Conversion Kit MMM95-32721
MILE MARKER
$131.34If you're running a heavy-duty Ford application that demands reliable hub performance, the 1 Ton Ford Hub Conversion Kit delivers the strength and durability needed for serious off-road work or...MMM95-32721- SKU:
- MMM95-32721
- Availability:
- Ships Same Business Day
- Weight:
- 0.88 LBS
- MFG Part #:
- 95-32721
$131.34 -
1/2 & 3/4 Ton Ford Hub Conversion Kit MMM95-32720
MILE MARKER
$91.86A quality hub conversion directly impacts wheel bearing longevity, axle alignment, and overall drivetrain reliability—especially critical if you're running non-OEM wheels or upgrading to heavier-duty...MMM95-32720- SKU:
- MMM95-32720
- Availability:
- Ships Same Business Day
- Weight:
- 0.86 LBS
- MFG Part #:
- 95-32720
$91.86 -
203 Conversion Kit w/Hub 1/2 Ton MMM502
MILE MARKER
$216.26If you're running a 1/2 ton GM truck and need the flexibility to switch between full-time and part-time 4WD engagement, this conversion kit delivers a straightforward mechanical solution that reduces...MMM502- SKU:
- MMM502
- Availability:
- Ships Same Business Day
- Weight:
- 5.86 LBS
- MFG Part #:
- 502
$216.26
