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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Clutch Fork Boot Fits Lakewood Chev Bellhousin 15510
LAKEWOOD
$54.09A properly sealed clutch fork boot protects your bellhousing assembly from contamination and hydraulic fluid leakage—critical factors for consistent clutch engagement and longevity. Whether you're...LWI15510- SKU:
- LWI15510
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
- MFG Part #:
- 15510
$54.09 -
Brinn Shifter KRC-7401BK
KLUHSMAN RACING PRODUCTS
$159.99The Brinn Shifter KRC-7401BK delivers the crisp, reliable shifting action that separates competitive builds from the rest. Engineered for direct driver input and minimal slack, this floor-mounted...KLU7401BK- SKU:
- KLU7401BK
- Availability:
- Ships Same Business Day
- Weight:
- 3.07 LBS
- MFG Part #:
- KRC-7401BK
$159.99Qty in Cart: 0Quantity:Price:$159.99Subtotal: -
Bert Shifter KRC-7400BK
KLUHSMAN RACING PRODUCTS
$173.99A quality shifter is the critical link between your input and your transmission's output—and the Bert Shifter KRC-7400BK delivers the precision engagement and reliability that serious racers and...KLU7400BK- SKU:
- KLU7400BK
- Availability:
- Ships Same Business Day
- Weight:
- 2.69 LBS
- MFG Part #:
- KRC-7400BK
$173.99 -
Joes Shift Boot Assy. Black CarbonX 16550
JOES RACING PRODUCTS
$134.95A quality shift boot protects your shifter assembly from dust, oil, and heat while maintaining a clean, professional interior appearance. The Joe's Shift Boot Assy. combines durable CarbonX material...JOE16550- SKU:
- JOE16550
- Availability:
- Ships Same Business Day
- Weight:
- 0.47 LBS
- MFG Part #:
- 16550
$134.95 -
Hays Special Bearing 70-101
HAYS
$105.95A worn or failing throwout bearing compromises your clutch engagement and can lead to costly transmission damage down the line. The Hays Special Bearing 70-101 delivers consistent mechanical...HAY70-101- SKU:
- HAY70-101
- Availability:
- Ships Same Business Day
- Weight:
- 0.67 LBS
- MFG Part #:
- 70-101
$105.95Qty in Cart: 0Quantity:Price:$105.95Subtotal: -
Fast Shafts Driveshaft Carbon Fiber 38.5in Long 2-1/4in Dia 2CF-10X10-385
FAST SHAFTS
$739.99Carbon fiber driveshafts reduce rotational mass and parasitic power loss—critical advantages whether you're chasing lap times or maximizing acceleration off the line. Fast Shafts' carbon fiber...FSH2CF-10X10-385- SKU:
- FSH2CF-10X10-385
- Availability:
- Ships Same Business Day
- Weight:
- 7.45 LBS
- MFG Part #:
- 2CF-10X10-385
$739.99 -
Fast Shafts Steel Driveshaft 35in Long- 2in Dia. 2120-35
FAST SHAFTS
$193.99A quality driveshaft is fundamental to reliable power transfer in any high-performance build. This Fast Shafts steel driveshaft delivers the durability and precision needed for both street and track...FSH2120-35- SKU:
- FSH2120-35
- Availability:
- Ships Same Business Day
- Weight:
- 12.05 LBS
- MFG Part #:
- 2120-35
$193.99 -
Fast Shafts Steel Driveshaft 29in Long- 2in Dia. 2120-29
FAST SHAFTS
$193.99A quality driveshaft is the backbone of reliable power transfer—whether you're building a race car, fabricating a custom hot rod, or rebuilding a performance vehicle. This Fast Shafts steel...FSH2120-29- SKU:
- FSH2120-29
- Availability:
- Ships Same Business Day
- Weight:
- 10.55 LBS
- MFG Part #:
- 2120-29
$193.99 -
Fast Shafts Moly Driveshaft 33in Long- 2in Dia. 2083-33
FAST SHAFTS
$355.99A quality driveshaft is critical for transferring engine power reliably to the wheels without vibration or flex that compromises handling. This Fast Shafts moly driveshaft delivers the strength and...FSH2083-33- SKU:
- FSH2083-33
- Availability:
- Ships Same Business Day
- Weight:
- 9.80 LBS
- MFG Part #:
- 2083-33
$355.99 -
Rear Cover Superlight Coated KT0840B
FRANKLAND RACING
$234.99If you're running a quick-change rear end, you need a cover that matches your commitment to lightweight performance without sacrificing durability. This billet aluminum rear cover reduces unsprung...FRKKT0840B- SKU:
- FRKKT0840B
- Availability:
- Ships Same Business Day
- Weight:
- 3.25 LBS
- MFG Part #:
- KT0840B
$234.99Qty in Cart: 0Quantity:Price:$234.99Subtotal: -
DMI 2Tuff Hollow 31 Spline Axle - 32.5in RRC-2300-32.5
DIVERSIFIED MACHINE
$229.99The DMI 2Tuff Hollow 31 Spline Axle delivers reliable strength for high-demand rear axle applications without unnecessary weight. Its gun-drilled construction reduces rotating mass while maintaining...DMIRRC-2300-32.5- SKU:
- DMIRRC-2300-32.5
- Availability:
- Ships Same Business Day
- Weight:
- 7.75 LBS
- MFG Part #:
- RRC-2300-32.5
$229.99Qty in Cart: 0Quantity:Price:$229.99Subtotal: -
DMI CT1 Magnesium Side Bell LH 6 Rib RRC-1102
DIVERSIFIED MACHINE
$465.99If you're running a quick-change rear end in a competitive racing environment, the DMI CT1 Magnesium Side Bell is engineered to deliver the lightweight performance and durability your setup demands...DMIRRC-1102- SKU:
- DMIRRC-1102
- Availability:
- Ships Same Business Day
- Weight:
- 8.71 LBS
- MFG Part #:
- RRC-1102
$465.99Qty in Cart: 0Quantity:Price:$465.99Subtotal: -
DMI Friction Fighter Quick Change Gears 4 FFQCG-4
DIVERSIFIED MACHINE
$355.99Quick-change gear sets are essential for racers who need to dial in the perfect final drive ratio without swapping entire differentials. The DMI Friction Fighter Quick Change Gears Set 4 lets you...DMIFFQCG-4- SKU:
- DMIFFQCG-4
- Availability:
- Ships Same Business Day
- Weight:
- 4.50 LBS
- MFG Part #:
- FFQCG-4
$355.99Qty in Cart: 0Quantity:Price:$355.99Subtotal: -
Coleman Slip Yoke 1310 Series Extra Long 22060
COLEMAN MACHINE
$170.99A quality slip yoke is essential for any high-performance driveline, especially when running a built transmission or modified converter that demands precision fitment and reliability under load. The...COL22060- SKU:
- COL22060
- Availability:
- Ships Same Business Day
- Weight:
- 2.69 LBS
- MFG Part #:
- 22060
$170.99Qty in Cart: 0Quantity:Price:$170.99Subtotal: -
Coleman GM Yoke X-Long 6-3/4in 1330-351
COLEMAN MACHINE
$158.99A slip yoke that properly matches your transmission output shaft is non-negotiable for driveline integrity—mismatched spline counts and lengths lead to vibration, binding, and premature U-joint...COL1330-351- SKU:
- COL1330-351
- Availability:
- Ships Same Business Day
- Weight:
- 2.51 LBS
- MFG Part #:
- 1330-351
$158.99 -
Brinn Belt Retainer Plate 79064
BRINN TRANSMISSION
$24.99A belt retainer plate keeps your accessory drive system running true, preventing belt slip and misalignment that can compromise power delivery and cause premature wear. Whether you're running a...BRI79064- SKU:
- BRI79064
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MFG Part #:
- 79064
$24.99 -
Brinn Aluminum Drive Flange SB Ford 73033
BRINN TRANSMISSION
$96.99If you're building a high-performance small-block Ford engine or upgrading your transmission coupling, you need a crankshaft coupler that can handle sustained RPM and shock loads without flex or...BRI73033- SKU:
- BRI73033
- Availability:
- Ships Same Business Day
- Weight:
- 1.17 LBS
- MFG Part #:
- 73033
$96.99 -
Bert Late Model Aluminum Transmission (GEN 2) 22in Length SG-1400
BERT TRANSMISSIONS
$2,468.99If you're serious about shedding rotational mass and maximizing driveline efficiency in your late-model build, the Bert SG-1400 delivers weight savings that directly translate to quicker acceleration...BERSG1400- SKU:
- BERSG1400
- Availability:
- Ships Same Business Day
- Weight:
- 43.45 LBS
- MFG Part #:
- SG-1400
$2,468.99 -
Bert Shift Bloomquist Style SG-1311
BERT TRANSMISSIONS
$132.99If you're running a Bert Second Generation transmission in a race car or dedicated performance build, you need a shifter that matches your transmission's precision and reliability. The Bert Shift...BERSG1311- SKU:
- BERSG1311
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- MFG Part #:
- SG-1311
$132.99 -
Bert Drive Flange Steel New Chevy 7-NC
BERT TRANSMISSIONS
$133.99The Bert Drive Flange is the critical coupling point between your crankshaft and transmission—a precision component that must handle peak torque loads without flex or slippage. If you're running a...BER7-NC- SKU:
- BER7-NC
- Availability:
- Ships Same Business Day
- Weight:
- 2.61 LBS
- MFG Part #:
- 7-NC
$133.99
