Manual Transmission Rebuild Kits and Components
Circle Track Manual Transmission Rebuild Kits & Components at JJ Motorsports
Keep your racing transmission performing at its best with complete rebuild kits and internal components from JJ Motorsports. These high-quality parts restore smooth shifting, eliminate clutch slippage, and ensure maximum power transfer in Falcon, Brinn, and other circle track transmissions for IMCA, USMTS, late models, and modifieds.
Shop trusted brands like Winters for Falcon rebuild kits and clutch packs, and Brinn for Pro 2.0 rebuild kits. Explore related categories such as Circle Track Manual Transmissions & Components for complete units or Circle Track Drivetrain for additional powertrain parts.
Top Circle Track Manual Transmission Rebuild Kits & Components
- Winters Falcon Transmission Rebuild Kit WIN62822-2 – Complete rebuild kit for Falcon 2-speed transmissions; includes bearings, seals, gaskets, clutch plates, and hardware for full service and restoration.
- Brinn Rebuild Kit Pro 2.0 BRI70047 – Comprehensive rebuild kit for Brinn Pro 2.0 transmissions; contains all necessary seals, bearings, clutch packs, and gaskets for professional-level rebuilds.
- Winters Clutch Pack Hub 36 Tooth w/ Aluminum Insert WIN61734-36 – 36-tooth steel clutch hub with lightweight aluminum insert; direct replacement for Winters Falcon transmissions, improves engagement and reduces rotating mass.
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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Falcon Transmission Tailhousing Bearing and Seal Kit 234-9047
WINTERS
$34.97Worn bearings and seals in your Falcon transmission tailhousing will compromise shift quality and create fluid leaks that compound into bigger problems. This complete kit from Winters Performance gives you everything needed to restore your tailhousing to...234-9047- SKU:
- 234-9047
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
$34.97Qty in Cart: 0Quantity:Price:$34.97Subtotal: -
Winters Falcon Transmission Rebuild Kit Clutch Frictions Steels Gaskets Seals WIN62822-2
WINTERS
$122.99If you're rebuilding a Falcon Late Model transmission, a quality rebuild kit is non-negotiable—it's the difference between a transmission that lasts a season and one that lasts years. The Winters Falcon Transmission Rebuild Kit WIN62822-2 delivers all...WIN62822-2- SKU:
- WIN62822-2
- Availability:
- Ships Same Business Day
- Weight:
- 1.46 LBS
- MFG Part #:
- 62822-2
$122.99 -
Brinn Rebuild Kit Pro 2.0 70047
BRINN TRANSMISSION
$426.99A Brinn Pro 2.0 transmission demands quality rebuilds to maintain peak shift performance and reliability on the track or strip. This comprehensive rebuild kit supplies all critical wear items—clutch discs, bearings, bushings, and seals—so you can restore...BRI70047- SKU:
- BRI70047
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- MFG Part #:
- 70047
$426.99 -
Tube 3/8in Breather JER-0057
JERICO
$2.00Proper crankcase ventilation is essential for maintaining seal integrity and preventing pressure buildup in your Jerico transmission. This OEM-spec breather tube ensures your case breathes correctly under load, protecting internal components from...JER0057- SKU:
- JER0057
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
$2.00Qty in Cart: 0Quantity:Price:$2.00Subtotal: -
On Sale
Shift Rail Reverse JER-0043
JERICO
MSRP: $48.99Now: $44.00Was: $48.99Precise gear selection is fundamental to consistent racing performance, and your reverse engagement depends on a shift rail that won't flex or fail under load. The Shift Rail Reverse JER-0043 is engineered for Jerico transmissions, delivering the rigid,...JER0043- SKU:
- JER0043
- Availability:
- Ships Same Business Day
- Weight:
- 0.73 LBS
MSRP: $48.99Now: $44.00Was: $48.99 -
On Sale
Fitting Bleed Screw JER-0036
JERICO
MSRP: $13.99Now: $13.00Was: $13.99Brake system bleeding requires the right adapter to ensure a proper seal and efficient fluid evacuation. The JER-0036 fitting bleed screw bridges standard 3/8" NPT ports to 1/4" NPT bleeder screws, eliminating the need for custom fabrication or...JER0036- SKU:
- JER0036
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
MSRP: $13.99Now: $13.00Was: $13.99 -
Spacer .030in 13
JERICO
$4.00Proper thrust bearing preload is critical to transmission longevity and shift consistency in high-performance dirt racing applications. This precision-machined spacer maintains exact clearance tolerances in your Jerico transmission, preventing bearing...JER0013- SKU:
- JER0013
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
$4.00Qty in Cart: 0Quantity:Price:$4.00Subtotal: -
On Sale
Clutch Pack Hub JER-0005
JERICO
MSRP: $150.99Now: $136.00Was: $150.99The Clutch Pack Hub JER-0005 is engineered for dirt transmission applications where reliable engagement and durability are non-negotiable. This forward-mounted steel hub ensures consistent power delivery under demanding racing conditions, reducing...JER0005- SKU:
- JER0005
- Availability:
- Ships Same Business Day
- Weight:
- 3.10 LBS
MSRP: $150.99Now: $136.00Was: $150.99 -
Brinn Output Drive Dog 74604
BRINN TRANSMISSION
$282.99If you're running a Brinn transmission in your race car or high-performance build, the output drive dog is a critical component that directly affects power transfer and drivetrain reliability. A worn or damaged dog can lead to slippage, gear jumping, and...BRI74604- SKU:
- BRI74604
- Availability:
- Ships Same Business Day
- Weight:
- 1.93 LBS
$282.99 -
Winters Falcon Transmission Rebuild Kit Bearings Frictions Gaskets Seals WIN63476-2
WINTERS
$149.99A worn transmission costs you consistency on the track and reliability on the street. This Winters Falcon rebuild kit gives you everything needed for a complete overhaul—all the friction discs, steels, bearings, seals, and gaskets in one package. Restore...WIN63476-2- SKU:
- WIN63476-2
- Availability:
- Ships Same Business Day
- Weight:
- 1.48 LBS
$149.99 -
Winters Clutch Pack Hub 36 Tooth Aluminum Insert WIN61734-36
WINTERS
$189.99If you're running a Winters Falcon Transmission in a high-performance or racing application, the quality of your clutch pack hub directly impacts shift consistency and power delivery under load. The Winters Clutch Pack Hub with 36-tooth aluminum insert...WIN61734-36- SKU:
- WIN61734-36
- Availability:
- Ships Same Business Day
- Weight:
- 1.81 LBS
$189.99 -
Brinn Rebuild Kit Predator Transmission 70641
BRINN TRANSMISSION
$196.99The Brinn Rebuild Kit Predator Transmission 70641 is essential maintenance for keeping your Predator transmission operating at peak efficiency and reliability. Over time, bushings wear and seals degrade—this comprehensive rebuild kit replaces those...BRI70641- SKU:
- BRI70641
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
$196.99 -
Bert Tail Housing Tube Late Model SG-1303
BERT TRANSMISSIONS
$86.99A quality tail housing tube is critical to maintaining drivetrain integrity under high-load racing conditions. The Bert SG-1303 delivers precise fitment and reliable performance for late-model Bert transmissions, eliminating flex and vibration that...BERSG-1303- SKU:
- BERSG-1303
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$86.99 -
Bert Plunger SG-1035-02
BERT TRANSMISSIONS
$17.49A worn or damaged transmission plunger compromises shift quality and accelerates wear on synchronizers and gear dogs. The Bert Plunger SG-1035-02 restores precise engagement and consistent shift feel, critical for both track performance and street...BERSG-1035-02- SKU:
- BERSG-1035-02
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
$17.49 -
Winters Falcon Transmission Clutch Spacer Steel Natural WIN62354
WINTERS
$2.99Precise clutch engagement relies on correct spacing within your Winters Falcon transmission. This steel spacer maintains exact tolerances between clutch components, preventing slippage and ensuring consistent power transfer under load. Whether you're...WIN62354- SKU:
- WIN62354
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 62354
$2.99 -
Winters Clutch Spring Spacer 0.130 in Thick Steel Natural WIN61847
WINTERS
$2.99Clutch spring spacing is critical to transmission engagement characteristics and overall drivability in high-performance applications. A worn or incorrect spacer throws off your clutch pack pressure, leading to slippage, inconsistent shifts, and...WIN61847- SKU:
- WIN61847
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 61847
$2.99Qty in Cart: 0Quantity:Price:$2.99Subtotal: -
Brinn Idler Shaft Plate 79052
BRINN TRANSMISSION
$46.99Keep your Brinn transmission running at peak performance with the Brinn Idler Shaft Plate (MPN: 79052) — a precision-engineered component built to handle the demands of serious racing applications. Crafted from quality aluminum, this bellhousing plate...BRI79052- SKU:
- BRI79052
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- MFG Part #:
- 79052
$46.99 -
Brinn Dog Ring high-Low Std 74021
BRINN TRANSMISSION
$184.99If you're running a Brinn Original transmission in competition, a worn or damaged dog ring compromises shift engagement and reliability when you need it most. This OEM-spec dog ring ensures positive gear selection and eliminates the risk of missed shifts...BRI74021- SKU:
- BRI74021
- Availability:
- Ships Same Business Day
- Weight:
- 1.17 LBS
- MFG Part #:
- 74021
$184.99 -
Brinn Cylinder Housing 73013
BRINN TRANSMISSION
$45.99Brinn's cylinder housing is engineered for clutch actuation systems that demand precision and reliability under racing conditions. This aluminum slave cylinder housing provides the structural integrity needed for consistent engagement and disengagement...BRI73013- SKU:
- BRI73013
- Availability:
- Ships Same Business Day
- Weight:
- 0.62 LBS
- MFG Part #:
- 73013
$45.99 -
Brinn Forward Clutch Ring 73007
BRINN TRANSMISSION
$23.99The Brinn Forward Clutch Ring is a precision-engineered spacer that ensures proper clutch engagement and optimal power transfer in Bert transmissions. This aluminum component maintains critical tolerances to prevent clutch slip and premature wear, making...BRI73007- SKU:
- BRI73007
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- MFG Part #:
- 73007
$23.99
