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Manual Transmissions and Components

Manual Transmissions and Components

Manual Transmissions and Components

Circle Track Manual Transmissions & Components at JJ Motorsports

Power your circle track racer with reliable manual transmissions and precision components from JJ Motorsports. Engineered for seamless gear shifts, maximum torque transfer, and endurance in high-RPM racing conditions, these parts suit IMCA, USMTS, and dirt oval series for late models, modifieds, and street stocks, ensuring consistent performance lap after lap.

Shop trusted brands like Winters for durable input shafts, Brinn Transmission for lightweight flywheels and tail housings. Explore related categories such as Circle Track Drivetrain for complete powertrain solutions or Circle Track Engines and Components for matching engine upgrades.

Top Circle Track Manual Transmissions & Components

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
  • Thrust Washer             BRI71032

    Brinn Thrust Washer 71032

    BRINN TRANSMISSION

    $20.99
    Thrust washers are critical wear components in manual transmissions that prevent excessive axial movement of gears and shafts. If your Brinn transmission is experiencing play, noise, or shifting inconsistency, a worn thrust washer is often the...
    BRI71032
    SKU:
    BRI71032
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    71032
    $20.99
    Qty in Cart: 0
    Quantity:
    Price:
    $20.99
    Subtotal:
  • Pin Clutch Actuator  BRI71030

    Brinn Pin Clutch Actuator 71030

    BRINN TRANSMISSION

    $9.49
    If you're running a Brinn transmission in a high-performance or racing application, this clutch actuator pin is a critical wear item that directly affects shift reliability and clutch engagement consistency. A worn or damaged actuator pin compromises the...
    BRI71030
    SKU:
    BRI71030
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    71030
    $9.49
    Qty in Cart: 0
    Quantity:
    Price:
    $9.49
    Subtotal:
  • Bleeder Assembly          BRI71027

    Brinn Bleeder Assembly 71027

    BRINN TRANSMISSION

    $13.99
    Proper brake system maintenance requires reliable bleed points to remove air and contaminated fluid from your lines. The Brinn Bleeder Assembly ensures you can access your brake system efficiently without damaging fittings or wasting time on stuck or...
    BRI71027
    SKU:
    BRI71027
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    71027
    $13.99
    Qty in Cart: 0
    Quantity:
    Price:
    $13.99
    Subtotal:
  • Needle Thrust Bearing     BRI71026

    Brinn Needle Thrust Bearing 71026

    BRINN TRANSMISSION

    $8.99
    Transmission thrust loads demand precision engineering, and the Brinn Needle Thrust Bearing 71026 is engineered to handle the lateral forces that conventional bearings struggle with. Whether you're running a high-horsepower drag setup or a road-racing...
    BRI71026
    SKU:
    BRI71026
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    71026
    $8.99
    Qty in Cart: 0
    Quantity:
    Price:
    $8.99
    Subtotal:
  • Thrust Washer             BRI71025

    Brinn Thrust Washer 71025

    BRINN TRANSMISSION

    $18.49
    Thrust washers are critical components that manage axial loads in your transmission, preventing gear slippage and ensuring reliable power transfer during hard acceleration. A worn or undersized thrust washer will compromise shift quality and accelerate...
    BRI71025
    SKU:
    BRI71025
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    71025
    $18.49
    Qty in Cart: 0
    Quantity:
    Price:
    $18.49
    Subtotal:
  • Bearing                   BRI71023

    Brinn Bearing 71023

    BRINN TRANSMISSION

    $29.99
    A failing transmission bearing compromises power delivery and reliability under load—particularly critical when you're pushing a Brinn transmission to its limits. This OEM-specification ball bearing handles the demanding output shaft environment where...
    BRI71023
    SKU:
    BRI71023
    Availability:
    Ships Same Business Day
    Weight:
    1.06 LBS
    MFG Part #:
    71023
    $29.99
    Qty in Cart: 0
    Quantity:
    Price:
    $29.99
    Subtotal:
  • Bearing                   BRI71019

    Brinn Bearing 71019

    BRINN TRANSMISSION

    $25.99
    If you're running a Brinn transmission at the edge of performance, bearing wear directly impacts shift quality, efficiency loss, and potential catastrophic failure. The Brinn 71019 bearing is engineered to handle the demanding loads of high-performance...
    BRI71019
    SKU:
    BRI71019
    Availability:
    Ships Same Business Day
    Weight:
    0.19 LBS
    MFG Part #:
    71019
    Qty in Cart: 0
    Quantity:
    Price:
    $25.99
    Subtotal:
  • Spring-Clutch Release     BRI71016

    Brinn Spring-Clutch Release 71016

    BRINN TRANSMISSION

    $14.99
    A properly functioning clutch release spring is critical to maintaining consistent engagement and disengagement across all RPM ranges, especially in high-performance applications where precision matters. The Brinn Spring-Clutch Release 71016 delivers...
    BRI71016
    SKU:
    BRI71016
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    71016
    $14.99
    Qty in Cart: 0
    Quantity:
    Price:
    $14.99
    Subtotal:
  • Bearing                   BRI71015

    Brinn Bearing 71015

    BRINN TRANSMISSION

    $10.99
    Transmission bearing reliability directly impacts your shift quality and drivetrain longevity. The Brinn caged needle roller bearing is engineered to handle the demands of high-performance driving, reducing friction and wear under sustained load...
    BRI71015
    SKU:
    BRI71015
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    MFG Part #:
    71015
    $10.99
    Qty in Cart: 0
    Quantity:
    Price:
    $10.99
    Subtotal:
  • Thrust Washer             BRI71013

    Brinn Thrust Washer 71013

    BRINN TRANSMISSION

    $8.49
    Thrust washers are critical wear items in high-performance transmissions, preventing axial movement and protecting against catastrophic bearing failure during aggressive acceleration and shifting. If your Brinn transmission is showing play or has...
    BRI71013
    SKU:
    BRI71013
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    71013
    $8.49
    Qty in Cart: 0
    Quantity:
    Price:
    $8.49
    Subtotal:
  • Bushing  BRI71012

    Brinn Bushing 71012

    BRINN TRANSMISSION

    $17.99
    Your Brinn transmission's input shaft requires a bushing engineered to handle the constant engagement forces of high-performance driving. The Brinn Bushing 71012 delivers the precision fit and durability needed to maintain smooth power transfer while...
    BRI71012
    SKU:
    BRI71012
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MFG Part #:
    71012
    $17.99
    Qty in Cart: 0
    Quantity:
    Price:
    $17.99
    Subtotal:
  • Bearing with clip  BRI71008

    Brinn Bearing with clip 71008

    BRINN TRANSMISSION

    $32.99
    Keep your Brinn transmission running smooth and precise with this front ball bearing and clip assembly — built for performance applications where reliability is non-negotiable. Engineered to OEM Brinn specs, this bearing delivers consistent, low-friction...
    BRI71008
    SKU:
    BRI71008
    Availability:
    Ships Same Business Day
    Weight:
    1.48 LBS
    MFG Part #:
    71008
    Qty in Cart: 0
    Quantity:
    Price:
    $32.99
    Subtotal:
  • Vent Assembly  BRI71007

    Brinn Vent Assembly 71007

    BRINN TRANSMISSION

    $7.59
    Transmission venting is critical for maintaining consistent hydraulic pressure and preventing seal degradation under extreme operating conditions. A properly functioning vent assembly ensures your transmission can breathe during hard acceleration,...
    BRI71007
    SKU:
    BRI71007
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    71007
    Qty in Cart: 0
    Quantity:
    Price:
    $7.59
    Subtotal:
  • Clutch Assembly Clip  BRI70046

    Brinn Clutch Assembly Clip 70046

    BRINN TRANSMISSION

    $8.99
    The Brinn Clutch Assembly Clip 70046 is an essential service component for maintaining proper clutch engagement and security in high-performance transmissions. When wear or damage compromises your clutch assembly's integrity, this OEM-specification clip...
    BRI70046
    SKU:
    BRI70046
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    70046
    $8.99
    Qty in Cart: 0
    Quantity:
    Price:
    $8.99
    Subtotal:
  • Rebuild Kit BRI70041

    Brinn Original Transmission Rebuild Kit 70041

    BRINN TRANSMISSION

    $324.99
    Transmission wear is inevitable in high-performance applications, but catastrophic failure doesn't have to be. The Brinn Original Transmission Rebuild Kit 70041 provides all the critical wear items needed to restore your transmission to factory...
    BRI70041
    SKU:
    BRI70041
    Availability:
    Ships Same Business Day
    Weight:
    2.05 LBS
    MFG Part #:
    70041
    Qty in Cart: 0
    Quantity:
    Price:
    $324.99
    Subtotal:
  • Magnesium Transmission  BRI70010

    Brinn Magnesium Transmission 70010

    BRINN TRANSMISSION

    $3,154.99
    For serious drag racing and high-RPM applications, transmission weight directly impacts acceleration and weight transfer. The Brinn Magnesium Transmission 70010 delivers the lightweight construction you need without sacrificing durability, using a...
    BRI70010
    SKU:
    BRI70010
    Availability:
    Ships Same Business Day
    Weight:
    52.15 LBS
    MFG Part #:
    70010
    $3,154.99
    Qty in Cart: 0
    Quantity:
    Price:
    $3,154.99
    Subtotal:
  • Needle Roller Ball Spline BERSG-1504

    Bert Needle Roller Ball Spline SG-1504

    BERT TRANSMISSIONS

    $111.99
    The Bert Needle Roller Ball Spline SG-1504 is engineered to handle the extreme radial loads and rotational speeds found in high-performance racing transmissions. This bearing delivers the precision fit and durability required for consistent power...
    BERSG-1504
    SKU:
    BERSG-1504
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    MFG Part #:
    SG-1504
    $111.99
    Qty in Cart: 0
    Quantity:
    Price:
    $111.99
    Subtotal:
  • Alum Transmission 2nd Gen. Ball Spline BERSG1500

    Bert Aluminum Transmission (GEN 2) Ball Spline SG-1500

    BERT TRANSMISSIONS

    $3,269.99
    If you're building a dedicated drag, bracket race, or road course machine, weight savings at the driveline are non-negotiable—and the Bert Aluminum Transmission (GEN 2) Ball Spline SG-1500 delivers exactly that. At just 40.9 pounds, this unit cuts...
    BERSG1500
    SKU:
    BERSG1500
    Availability:
    Ships Same Business Day
    Weight:
    46.25 LBS
    MFG Part #:
    SG-1500
    $3,269.99
    Qty in Cart: 0
    Quantity:
    Price:
    $3,269.99
    Subtotal:
  • Ball Bearing Deep Groove  BERSG-1350

    Bert Ball Bearing Deep Groove SG-1350

    BERT TRANSMISSIONS

    $33.99
    The Bert Ball Bearing Deep Groove SG-1350 is engineered to handle the precision demands of high-performance transmission systems, delivering smooth, reliable power transfer under extreme racing conditions. As a front transmission bearing built to OEM...
    BERSG-1350
    SKU:
    BERSG-1350
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    MFG Part #:
    SG-1350
    $33.99
    Qty in Cart: 0
    Quantity:
    Price:
    $33.99
    Subtotal:
  • Alum Transmission 2nd Generation 19in OAL BERSG1300

    Bert Aluminum Transmission (GEN 2) 19in Length SG-1300

    BERT TRANSMISSIONS

    $2,468.99
    If you're running circle track racing, weight reduction directly translates to faster acceleration, better handling, and quicker pit stops—three things that separate winners from the rest. The Bert Generation 2 transmission cuts rotating mass in half...
    BERSG1300
    SKU:
    BERSG1300
    Availability:
    Ships Same Business Day
    Weight:
    42.35 LBS
    MFG Part #:
    SG-1300
    $2,468.99
    Qty in Cart: 0
    Quantity:
    Price:
    $2,468.99
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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