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 Axle 31 Spl 31.5 Solid ALL66316
ALLSTAR PERFORMANCE
$149.99If you're building a solid rear axle setup for quick-change or 9-inch Ford applications, you need an axle shaft that won't compromise reliability under load. Allstar Performance's 31-spline solid...ALL66316- SKU:
- ALL66316
- Availability:
- Ships Same Business Day
- Weight:
- 10.40 LBS
- MFG Part #:
- ALL66316
$149.99 -
Allstar Performance Axle 31 Spl 31.5 GD ALL66315
ALLSTAR PERFORMANCE
$229.99If you're building a quick-change rear end or retrofitting a 9-inch Ford housing, you need an axle shaft engineered to handle sustained load and torque without flex or failure. Allstar Performance's...ALL66315- SKU:
- ALL66315
- Availability:
- Ships Same Business Day
- Weight:
- 7.45 LBS
- MFG Part #:
- ALL66315
$229.99 -
Allstar Performance Axle 31 Spl 31.0 GD ALL66310
ALLSTAR PERFORMANCE
$229.99A quality axle shaft is the foundation of reliable rear-end performance, whether you're building a competition platform or upgrading a street machine. Allstar Performance's 31-spline solid axles...ALL66310- SKU:
- ALL66310
- Availability:
- Ships Same Business Day
- Weight:
- 7.19 LBS
- MFG Part #:
- ALL66310
$229.99 -
Allstar Performance Axle 31 Spl 30.5 Solid ALL66306
ALLSTAR PERFORMANCE
$149.99A quality axle shaft is the foundation of reliable rear-end performance, whether you're building a quick-change setup or upgrading an existing 9-inch Ford differential. The Allstar Performance...ALL66306- SKU:
- ALL66306
- Availability:
- Ships Same Business Day
- Weight:
- 10.25 LBS
- MFG Part #:
- ALL66306
$149.99 -
Allstar Performance Axle 31 Spl 30.5 GD ALL66305
ALLSTAR PERFORMANCE
$229.99A quality axle shaft is the backbone of reliable power transmission in any quick-change or Ford 9-inch rear setup. This Allstar Performance 31-spline axle delivers the strength and precision you need...ALL66305- SKU:
- ALL66305
- Availability:
- Ships Same Business Day
- Weight:
- 7.24 LBS
- MFG Part #:
- ALL66305
$229.99 -
Allstar Performance Axle 31 Spl 30.0 Solid ALL66301
ALLSTAR PERFORMANCE
$149.99A solid 31-spline axle is essential for any quick-change or Ford 9-inch rear setup that demands reliable power delivery without compromise. Allstar Performance's steel construction provides the...ALL66301- SKU:
- ALL66301
- Availability:
- Ships Same Business Day
- Weight:
- 10.17 LBS
- MFG Part #:
- ALL66301
$149.99 -
Allstar Performance Axle 31 Spl 30.0 GD ALL66300
ALLSTAR PERFORMANCE
$229.99If you're building a quick-change or 9-inch Ford rear axle assembly, you need an axle shaft that matches your carrier spline count and handles sustained load without flex or failure. Allstar...ALL66300- SKU:
- ALL66300
- Availability:
- Ships Same Business Day
- Weight:
- 6.95 LBS
- MFG Part #:
- ALL66300
$229.99Qty in Cart: 0Quantity:Price:$229.99Subtotal: -
Allstar Performance Axle 31 Spl 29.5 Solid ALL66296
ALLSTAR PERFORMANCE
$149.99If you're building a quick-change or Ford 9-inch rear end, shaft quality directly impacts reliability and power transfer under load. This Allstar Performance 31-spline solid axle delivers the...ALL66296- SKU:
- ALL66296
- Availability:
- Ships Same Business Day
- Weight:
- 10.20 LBS
- MFG Part #:
- ALL66296
$149.99 -
Allstar Performance Axle 31 Spl 29.5 GD ALL66295
ALLSTAR PERFORMANCE
$229.99If you're building a quick-change rear or running a 9-inch Ford, you need a solid axle that won't compromise your power delivery. This Allstar Performance 31-spline axle combines proven durability...ALL66295- SKU:
- ALL66295
- Availability:
- Ships Same Business Day
- Weight:
- 6.97 LBS
- MFG Part #:
- ALL66295
$229.99 -
Allstar Performance Axle 31 Spl 29.0 Solid ALL66291
ALLSTAR PERFORMANCE
$149.99A solid axle shaft is the foundation of reliable rear-end performance, whether you're running a quick-change setup or a traditional 9-inch Ford. The Allstar Performance 31-spline solid axle delivers...ALL66291- SKU:
- ALL66291
- Availability:
- Ships Same Business Day
- Weight:
- 9.65 LBS
- MFG Part #:
- ALL66291
$149.99 -
Allstar Performance Axle 31 Spl 29.0 GD ALL66290
ALLSTAR PERFORMANCE
$229.99If you're building or rebuilding a rear axle assembly for street or strip duty, you need a shaft that delivers consistent performance without compromise. The Allstar Performance 31-spline axle...ALL66290- SKU:
- ALL66290
- Availability:
- Ships Same Business Day
- Weight:
- 6.93 LBS
- MFG Part #:
- ALL66290
$229.99 -
Allstar Performance Axle 31 Spl 28.5 Solid ALL66286
ALLSTAR PERFORMANCE
$149.99A solid axle shaft is fundamental to reliable power delivery in quick-change and Ford 9-inch rear assemblies, and this Allstar Performance unit delivers the strength and durability expected in...ALL66286- SKU:
- ALL66286
- Availability:
- Ships Same Business Day
- Weight:
- 10.03 LBS
- MFG Part #:
- ALL66286
$149.99 -
Allstar Performance Axle 31 Spl 28.5 GD ALL66285
ALLSTAR PERFORMANCE
$229.99If you're building a quick-change rear end or upgrading your Ford 9-inch setup, you need an axle shaft that can handle sustained load without compromise. Allstar Performance's 31-spline solid axles...ALL66285- SKU:
- ALL66285
- Availability:
- Ships Same Business Day
- Weight:
- 6.76 LBS
- MFG Part #:
- ALL66285
$229.99 -
Allstar Performance Axle 31 Spl 28.0 Solid ALL66281
ALLSTAR PERFORMANCE
$149.99Solid axles are the foundation of any reliable rear-end setup, and this Allstar Performance unit delivers the strength and precision you need for consistent power delivery. Whether you're building a...ALL66281- SKU:
- ALL66281
- Availability:
- Ships Same Business Day
- Weight:
- 9.57 LBS
- MFG Part #:
- ALL66281
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
Allstar Performance Axle 31 Spl 28.0 GD ALL66280
ALLSTAR PERFORMANCE
$229.99If you're building a quick-change rear end or upgrading your Ford 9-inch setup, you need an axle shaft that won't compromise your power delivery or reliability. Allstar Performance's 31-spline solid...ALL66280- SKU:
- ALL66280
- Availability:
- Ships Same Business Day
- Weight:
- 6.60 LBS
- MFG Part #:
- ALL66280
$229.99 -
Allstar Performance Axle 31 Spl 27.5 Solid ALL66276
ALLSTAR PERFORMANCE
$149.99A solid axle shaft is fundamental to any rear-end assembly, and choosing the right one means the difference between a reliable setup and repeated failures. The Allstar Performance 31-Spline Solid...ALL66276- SKU:
- ALL66276
- Availability:
- Ships Same Business Day
- Weight:
- 9.54 LBS
- MFG Part #:
- ALL66276
$149.99 -
Allstar Performance Axle 31 Spl 27.5 GD ALL66275
ALLSTAR PERFORMANCE
$229.99A quality axle shaft is fundamental to reliable rear-end performance, whether you're building a street rod, running circle track, or pushing your drag car to the limit. Allstar Performance's...ALL66275- SKU:
- ALL66275
- Availability:
- Ships Same Business Day
- Weight:
- 6.38 LBS
- MFG Part #:
- ALL66275
$229.99 -
Allstar Performance Axle 31 Spl 26.5 Solid ALL66266
ALLSTAR PERFORMANCE
$149.99A quality axle shaft is the foundation of any reliable rear-end setup—it directly impacts your car's ability to put power down consistently without failure. The Allstar Performance 31-spline solid...ALL66266- SKU:
- ALL66266
- Availability:
- Ships Same Business Day
- Weight:
- 9.13 LBS
- MFG Part #:
- ALL66266
$149.99 -
Allstar Performance Axle 31 Spl 26.5 GD ALL66265
ALLSTAR PERFORMANCE
$229.99A quality axle shaft is the foundation of a reliable rear-end setup—especially when you're running a quick-change or Ford 9-inch rear. This Allstar Performance 31-spline axle delivers the durability...ALL66265- SKU:
- ALL66265
- Availability:
- Ships Same Business Day
- Weight:
- 6.22 LBS
- MFG Part #:
- ALL66265
$229.99 -
Allstar Performance Axle Retainer C-Clips 8.5 GM 1pr ALL66121
ALLSTAR PERFORMANCE
$7.99Axle C-clips are critical retention components that keep your axle shafts securely seated in the differential carrier. Worn, damaged, or missing C-clips can result in axle walk, loss of power...ALL66121- SKU:
- ALL66121
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MFG Part #:
- ALL66121
$7.99
