Drivetrain
Circle Track Drivetrain Parts: Transmissions, Clutches & Shifters for IMCA Racing at JJ Motorsports
Transfer power efficiently in your circle track racer with premium drivetrain components from JJ Motorsports. Our selection includes transmissions, clutches, shifters, differentials, bellhousings, and more, designed for superior performance, durability, and quick shifts in late models, modifieds, street stocks, and IMCA dirt racing. These high-quality parts ensure reliable power delivery and endurance under competitive track conditions.
Shop trusted brands like Winters Performance and Maxima Racing Oils. Explore related categories such as circle track chassis components for frame upgrades or circle track brakes for stopping power.
Top Circle Track Drivetrain Products
- Winters Falcon LM Transmission 2-Speed Manual Aluminum Case 18 Spline Input WIN60100 – High-performance 2-speed manual transmission for late model racing, with aluminum case, internal hydraulic clutch, IMCA approved for Stock Car, Modified, and Late Model classes; includes crankshaft coupler, 2.4:1 low gear, 1:1 high, reverse, 18 spline input, 27 spline output, 21-5/8" length, and 43 lbs weight.
- 2-Lever Floor Mount Shifter Assembly - Black Aluminum for IMCA UMP Racing – Durable shifter for IMCA and UMP racing, made from high-quality aluminum with black anodized finish; weighs 2 lbs, includes hardware for quick installation, and offers universal fit for efficient gear changes.
- Chevy Clutch Hydraulic Release Throwout Bearing Kit - Racing – Upgrades drivetrain with easy installation; includes hydraulic release bearing, CNC-machined housing, anti-rotation studs, adjusting lock nuts, AN Teflon-lined hose, and adapter fittings; compatible with Chevrolet, BOP, GMC manual transmissions and 5.5-7.25" racing clutches; features fail-safe design and lower pedal effort.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Allstar Performance Steel Axle Tube Wide 5 31in ALL68228
ALLSTAR PERFORMANCE
$164.99A quality axle tube is the foundation of any reliable rear suspension system, especially in high-performance or custom applications. The Allstar Performance Steel Axle Tube delivers the structural...ALL68228- SKU:
- ALL68228
- Availability:
- Ships Same Business Day
- Weight:
- 15.00 LBS
- MFG Part #:
- ALL68228
$164.99 -
Allstar Performance Steel Axle Tube Wide 5 30in ALL68226
ALLSTAR PERFORMANCE
$164.99A quality axle tube is the foundation of any reliable rear end assembly—it handles lateral loads, torque transfer, and the constant punishment of acceleration and cornering. This Allstar Performance...ALL68226- SKU:
- ALL68226
- Availability:
- Ships Same Business Day
- Weight:
- 14.70 LBS
- MFG Part #:
- ALL68226
$164.99 -
Allstar Performance Steel Axle Tube Wide 5 29in ALL68224
ALLSTAR PERFORMANCE
$164.99A quality axle tube is the foundation of any reliable rear suspension system—it carries the load, transmits power, and must withstand the forces of aggressive driving or racing. The Allstar...ALL68224- SKU:
- ALL68224
- Availability:
- Ships Same Business Day
- Weight:
- 14.16 LBS
- MFG Part #:
- ALL68224
$164.99 -
Allstar Performance Steel Axle Tube Wide 5 28in ALL68222
ALLSTAR PERFORMANCE
$164.99If you're building or rebuilding a rear axle assembly, you need a tube that can handle sustained load and torque without compromise. This Allstar Performance steel axle tube is engineered for direct...ALL68222- SKU:
- ALL68222
- Availability:
- Ships Same Business Day
- Weight:
- 13.73 LBS
- MFG Part #:
- ALL68222
$164.99 -
Allstar Performance Steel Axle Tube Wide 5 27in ALL68220
ALLSTAR PERFORMANCE
$164.99A quality axle tube is the backbone of any rear-end assembly, and this Allstar Performance unit delivers the strength and precision you need for consistent performance on the track or strip. Whether...ALL68220- SKU:
- ALL68220
- Availability:
- Ships Same Business Day
- Weight:
- 13.36 LBS
- MFG Part #:
- ALL68220
$164.99 -
Allstar Performance Steel Axle Tube Wide 5 26in ALL68218
ALLSTAR PERFORMANCE
$164.99A quality axle tube is the backbone of any rear suspension system—it carries the load, transfers power, and must handle the abuse of hard cornering and acceleration without flex or failure. The...ALL68218- SKU:
- ALL68218
- Availability:
- Ships Same Business Day
- Weight:
- 12.78 LBS
- MFG Part #:
- ALL68218
$164.99 -
Allstar Performance Aluminum Axle Tube Wide 5 35in ALL68213
ALLSTAR PERFORMANCE
$254.99If you're running a lightweight race car or street machine, reducing unsprung weight at the axles directly improves acceleration, braking response, and handling precision. This Allstar aluminum tube...ALL68213- SKU:
- ALL68213
- Availability:
- Ships Same Business Day
- Weight:
- 8.19 LBS
- MFG Part #:
- ALL68213
$254.99 -
Allstar Performance Aluminum Axle Tube Wide 5 32in ALL68212
ALLSTAR PERFORMANCE
$254.99If you're building a lightweight rear axle assembly for street or strip duty, this aluminum axle tube delivers the strength you need without the weight penalty of steel. The 32-inch length and Wide 5...ALL68212- SKU:
- ALL68212
- Availability:
- Ships Same Business Day
- Weight:
- 7.61 LBS
- MFG Part #:
- ALL68212
$254.99 -
Allstar Performance Aluminum Axle Tube Wide 5 30in ALL68210
ALLSTAR PERFORMANCE
$254.99A lightweight aluminum axle tube is essential for racers and high-performance builds where unsprung weight directly impacts acceleration, handling, and lap times. This Allstar Performance unit...ALL68210- SKU:
- ALL68210
- Availability:
- Ships Same Business Day
- Weight:
- 6.64 LBS
- MFG Part #:
- ALL68210
$254.99 -
Allstar Performance Aluminum Axle Tube Wide 5 29in ALL68208
ALLSTAR PERFORMANCE
$254.99If you're building a lightweight rear axle assembly for circle track, street rod, or bracket racing, this Allstar aluminum tube delivers the strength you need without the weight penalty of steel. The...ALL68208- SKU:
- ALL68208
- Availability:
- Ships Same Business Day
- Weight:
- 6.74 LBS
- MFG Part #:
- ALL68208
$254.99 -
Allstar Performance Aluminum Axle Tube Wide 5 28in ALL68206
ALLSTAR PERFORMANCE
$254.99If you're building a lightweight rear axle assembly for street or strip duty, this aluminum tube delivers the strength-to-weight ratio you need without unnecessary bulk. The Wide 5 pin pattern...ALL68206- SKU:
- ALL68206
- Availability:
- Ships Same Business Day
- Weight:
- 6.61 LBS
- MFG Part #:
- ALL68206
$254.99 -
Allstar Performance Aluminum Axle Tube Wide 5 27in ALL68204
ALLSTAR PERFORMANCE
$254.99If you're building a lightweight rear end for circle track or road race competition, this aluminum axle tube delivers the strength you need without the weight penalty of steel. The Wide 5 bolt...ALL68204- SKU:
- ALL68204
- Availability:
- Ships Same Business Day
- Weight:
- 6.35 LBS
- MFG Part #:
- ALL68204
$254.99Qty in Cart: 0Quantity:Price:$254.99Subtotal: -
Allstar Performance Aluminum Axle Tube Wide 5 26-5/8in ALL68203
ALLSTAR PERFORMANCE
$254.99Aluminum axle tubes deliver significant weight savings without compromising structural integrity—critical when every pound matters in competitive racing. This Allstar Performance tube combines...ALL68203- SKU:
- ALL68203
- Availability:
- Ships Same Business Day
- Weight:
- 6.25 LBS
- MFG Part #:
- ALL68203
$254.99Qty in Cart: 0Quantity:Price:$254.99Subtotal: -
Allstar Performance Aluminum Axle Tube Wide 5 26in ALL68202
ALLSTAR PERFORMANCE
$254.99If you're building a lightweight rear end for circle track, drag, or road racing, this aluminum axle tube delivers the strength you need without the weight penalty of steel. The Wide 5 configuration...ALL68202- SKU:
- ALL68202
- Availability:
- Ships Same Business Day
- Weight:
- 6.07 LBS
- MFG Part #:
- ALL68202
$254.99 -
Allstar Performance Spool Cross Pin GM 7.5 10 Bolt ALL68167
ALLSTAR PERFORMANCE
$29.99If you're running a GM 10-bolt differential and need reliable load distribution under acceleration, a quality spool cross pin is non-negotiable. This Allstar Performance replacement ensures...ALL68167- SKU:
- ALL68167
- Availability:
- Ships Same Business Day
- Weight:
- 0.63 LBS
- MFG Part #:
- ALL68167
$29.99 -
Allstar Performance Mini Spool 7.5 GM 10Bolt 26spl ALL68166
ALLSTAR PERFORMANCE
$93.99A mini spool delivers the traction and handling consistency you need when precision matters most—whether you're on the track or pushing your build to the limit. By eliminating differential action,...ALL68166- SKU:
- ALL68166
- Availability:
- Ships Same Business Day
- Weight:
- 3.86 LBS
- MFG Part #:
- ALL68166
$93.99 -
Allstar Performance Spool Cross Pin Steel 8.875in Ring Gear GM 12-Bolt 5.38in Length 0.809in Dia ALL68165
ALLSTAR PERFORMANCE
$29.99If you're running a GM 12-Bolt with an 8.875-inch ring gear and chasing consistent traction in high-performance applications, a spool conversion is one of the most direct upgrades you can make. This...ALL68165- SKU:
- ALL68165
- Availability:
- Ships Same Business Day
- Weight:
- 0.83 LBS
- MFG Part #:
- ALL68165
$29.99 -
Allstar Performance Mini Spool 8.875 GM 12-Bolt 30 Spline Steel Black Powder Coat ALL68164
ALLSTAR PERFORMANCE
$99.99If you're running an open differential on your GM 12-bolt, you're leaving traction on the table. The Allstar Performance Mini Spool locks both axles together, eliminating wheel spin and delivering...ALL68164- SKU:
- ALL68164
- Availability:
- Ships Same Business Day
- Weight:
- 6.24 LBS
- MFG Part #:
- ALL68164
$99.99 -
Allstar Performance Spool Cross Pin GM 8.2 10 Bolt ALL68163
ALLSTAR PERFORMANCE
$29.99If you're running a GM 10-bolt differential and need absolute reliability under load, a quality cross pin is non-negotiable. The Allstar Performance spool cross pin is a purpose-built steel component...ALL68163- SKU:
- ALL68163
- Availability:
- Ships Same Business Day
- Weight:
- 0.64 LBS
- MFG Part #:
- ALL68163
$29.99 -
Allstar Performance Mini Spool 8.2 GM 10Bolt 28spl ALL68162
ALLSTAR PERFORMANCE
$99.99A mini spool eliminates wheel slip and delivers consistent power delivery to both rear wheels during acceleration, giving you the traction advantage needed for drag racing, circle track, or street...ALL68162- SKU:
- ALL68162
- Availability:
- Ships Same Business Day
- Weight:
- 4.54 LBS
- MFG Part #:
- ALL68162
$99.99
