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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R-P 5.14 FORD 8.8 -5.14 F888514
MOTIVE GEAR
$387.99A 5.14 ring and pinion ratio transforms your Ford 8.8 differential into a launch-focused powerhouse, delivering aggressive acceleration and optimal gear multiplication for street or strip...MOTF888514- SKU:
- MOTF888514
- Availability:
- Ships Same Business Day
- Weight:
- 17.90 LBS
- MFG Part #:
- F888514
$387.99Qty in Cart: 0Quantity:Price:$387.99Subtotal: -
Moroso Roller Pilot Bearing 41100
MOROSO
$32.99A worn or failing pilot bearing compromises clutch concentricity and transmission engagement, leading to grinding shifts and premature synchronizer wear. The Moroso Roller Pilot Bearing 41100 ensures...MOR41100- SKU:
- MOR41100
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MFG Part #:
- 41100
$32.99 -
Moser Engineering 28 Spl 10 Blt Axle-EACH A102812-1
MOSER ENGINEERING
$170.00If you're running a classic GM A-Body with a 10-bolt rear end, a quality axle shaft is non-negotiable for reliable power delivery and longevity. This Moser Engineering 28-spline axle is engineered to...MEIA102812-1- SKU:
- MEIA102812-1
- Availability:
- Ships Same Business Day
- Weight:
- 16.90 LBS
- MFG Part #:
- A102812-1
$170.00 -
Moser Engineering C-Clip Axle Set GM 28spl 10 Bolt 30-1/16 Long A102803
MOSER ENGINEERING
$335.00If you're running a classic GM A-Body and demand reliability under hard acceleration or track conditions, a quality axle set is non-negotiable. Moser Engineering's C-Clip axle set is engineered to...MEIA102803- SKU:
- MEIA102803
- Availability:
- Ships Same Business Day
- Weight:
- 32.15 LBS
- MFG Part #:
- A102803
$335.00 -
Moser Engineering GM 10 Bolt 7.5 C-Clip 26 Spline Axles 28-7/16in A102601
MOSER ENGINEERING
$335.00If you're rebuilding a classic G-Body or swapping a GM 10-bolt rear, these Moser Engineering axles deliver the strength and precision you need for reliable power transfer. Purpose-built for C-clip...MEIA102601- SKU:
- MEIA102601
- Availability:
- Ships Same Business Day
- Weight:
- 30.30 LBS
- MFG Part #:
- A102601
$335.00 -
Adj Ball Stud Ford Must 16909
MCLEOD
$48.00A worn or improperly adjusted clutch fork ball stud can lead to inconsistent clutch engagement, premature wear on your pressure plate, and a spongy pedal feel that compromises your ability to execute...MCL16909- SKU:
- MCL16909
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MFG Part #:
- 16909
$48.00 -
Adj Ball Stud GM 55-83 16908
MCLEOD
$48.00A worn or improperly adjusted clutch fork ball stud compromises your clutch engagement and can leave you stranded mid-shift. This adjustable ball stud restores precise clutch fork geometry, ensuring...MCL16908- SKU:
- MCL16908
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 16908
$48.00 -
Adj Throwout Bearing GM 16505
MCLEOD
$79.00A worn or incorrectly adjusted throwout bearing will rob your clutch engagement of precision and durability, leading to premature wear on your pressure plate and transmission noise during shifts...MCL16505- SKU:
- MCL16505
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- MFG Part #:
- 16505
$79.00 -
Chevy V8 Steel Bellhousg / Trans Adapter 77-150
LAKEWOOD
$749.95A quality bellhousing is non-negotiable when adapting a Chevy V8 to a manual transmission—it bridges your engine and gearbox while maintaining critical alignment and structural integrity. This steel...LWI77-150- SKU:
- LWI77-150
- Availability:
- Ships Same Business Day
- Weight:
- 33.85 LBS
- MFG Part #:
- 77-150
$749.95 -
Drive Shaft Loop 18000
LAKEWOOD
$77.35A drive shaft loop is essential safety equipment for any high-performance vehicle, preventing catastrophic drivetrain failure if your shaft breaks or separates during operation. This bolt-on kit...LWI18000- SKU:
- LWI18000
- Availability:
- Ships Same Business Day
- Weight:
- 8.80 LBS
- MFG Part #:
- 18000
$77.35 -
Roller Pilot Bearing 15977
LAKEWOOD
$74.35A pilot bearing is critical to smooth clutch engagement and driveline stability—especially under high-load racing conditions. The Roller Pilot Bearing 15977 ensures precise centering of your input...LWI15977- SKU:
- LWI15977
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 15977
$74.35 -
Chevy Bronze Pilot Bushing 15976
LAKEWOOD
$42.68A worn or missing pilot bushing compromises clutch alignment and creates drivetrain vibration that can damage your entire transmission assembly. The Chevy Bronze Pilot Bushing 15976 is a direct...LWI15976- SKU:
- LWI15976
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 15976
$42.68 -
Pilot Brng.Adaptor 15975
LAKEWOOD
$81.19A quality pilot bearing adaptor is essential for transmissions that demand precision alignment and smooth power transfer. The Pilot Brng. Adaptor 15975 ensures your driveline components work together...LWI15975- SKU:
- LWI15975
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- MFG Part #:
- 15975
$81.19 -
Chevy Block Plate 15705
LAKEWOOD
$229.95A block safety plate is essential protection for manual transmission Chevy engines, preventing catastrophic damage from internal failures by containing block debris. This steel plate bolts directly...LWI15705- SKU:
- LWI15705
- Availability:
- Ships Same Business Day
- Weight:
- 9.80 LBS
- MFG Part #:
- 15705
$229.95 -
Clutch Fork Pivot Ball 15501
LAKEWOOD
$54.09A worn or damaged clutch fork pivot ball compromises your entire clutch actuation system, leading to inconsistent engagement and potential transmission damage. This adjustable steel ball stud...LWI15501- SKU:
- LWI15501
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- MFG Part #:
- 15501
$54.09 -
H.D. GM Clutch Fork 15500
LAKEWOOD
$94.65A reliable clutch fork is critical to consistent pedal engagement and smooth power delivery—especially under repeated high-load conditions. The H.D. GM Clutch Fork 15500 delivers the durability and...LWI15500- SKU:
- LWI15500
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- MFG Part #:
- 15500
$94.65 -
289-351 Ford B/Housing 15200
LAKEWOOD
$1,177.95A quality bellhousing is fundamental to reliable power transmission in any serious Small Block Ford build. This 289-351 Ford B/Housing kit provides a proven, SFI-certified solution that bridges your...LWI15200- SKU:
- LWI15200
- Availability:
- Ships Same Business Day
- Weight:
- 44.10 LBS
- MFG Part #:
- 15200
$1,177.95Qty in Cart: 0Quantity:Price:$1,177.95Subtotal: -
58-81 Chevy B/Housing 15000LKW
LAKEWOOD
$921.95A quality bellhousing and block plate assembly is essential for protecting your transmission, engine block, and driveline from debris and potential damage during high-rpm operation or racing...LWI15000- SKU:
- LWI15000
- Availability:
- Ships Same Business Day
- Weight:
- 40.95 LBS
- MFG Part #:
- 15000LKW
$921.95 -
Steel Shifter Arm Plate KRC-7301
KLUHSMAN RACING PRODUCTS
$9.99A worn or damaged shifter arm plate compromises your transmission's responsiveness and can lead to missed shifts during critical racing moments. The Steel Shifter Arm Plate KRC-7301 delivers the...KLU7301- SKU:
- KLU7301
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MFG Part #:
- KRC-7301
$9.99 -
Quick Coupler Throttle / Shifter KRC-7203
KLUHSMAN RACING PRODUCTS
$93.99Quick disconnects streamline your cockpit setup by allowing rapid throttle and shifter cable separation—essential for drivers who frequently swap vehicles or need to access engine bay components...KLU7203- SKU:
- KLU7203
- Availability:
- Ships Same Business Day
- Weight:
- 0.22 LBS
- MFG Part #:
- KRC-7203
$93.99
