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By Chassis

By Chassis

Source parts that are perfectly matched to your chassis. From Rocket XR1 to Longhorn Chassis, we offer components for late models and beyond to ensure peak compatibility and performance.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • J J MOTORSPORTS Race Car FLAT Air Cleaner Assembly Kit 14x4 Walker Air Filter 5-1/8" Carb Flange - Silver

    Race Car FLAT Air Cleaner Assembly Kit 14x4 Walker Air Filter 5-1/8" Carb Flange - Silver

    J J MOTORSPORTS

    $211.88 - $295.38
    A flat-bottom air cleaner assembly delivers superior airflow and a classic race-car aesthetic while maintaining reliable filtration for high-performance carbureted engines. The Walker washable filter element eliminates recurring filter costs and allows...
    234-9105
    SKU:
    234-9105
    Availability:
    Ships Same Business Day
    Weight:
    4.00 LBS
    $211.88 - $295.38
    Qty in Cart: 0
    Quantity:
    Price:
    $211.88 - $295.38
    Subtotal:
  • rear wide 5 hub dirt late model Aluminum Wilwood Wide 5 Rear Wheel Hub, Low-Drag REM Bearings, Races, Kit

    Aluminum Wilwood Wide 5 Rear Wheel Hub, Low-Drag REM Bearings, Races, Kit

    J J MOTORSPORTS

    $291.67
    If you're serious about reducing parasitic losses and extending bearing life under race conditions, the REM-polished surfaces in this kit deliver measurable improvements in rolling resistance and durability. Every component arrives pre-assembled and...
    234-8011
    SKU:
    234-8011
    Availability:
    Ships Same Business Day
    Weight:
    5.00 LBS
    $291.67
    Qty in Cart: 0
    Quantity:
    Price:
    $291.67
    Subtotal:
  • Dirt Late Model 6th Coil Assembly with Spring

    Dirt Late Model 6th Coil Assembly with Spring

    J J MOTORSPORTS

    $215.99
    A properly tuned 6th coil assembly is critical for maintaining consistent suspension geometry and weight transfer in dirt late model racing. This clamp-on design allows quick adjustments to spring rate without full suspension teardown, letting you dial...
    234-9001
    SKU:
    234-9001
    Availability:
    Ships Same Business Day
    Weight:
    5.00 LBS
    $215.99
    Qty in Cart: 0
    Quantity:
    Price:
    $215.99
    Subtotal:
  • Dry Sump Tank DLM 4 Gal. With Filter PTR08-9016 Peterson Fluid Dry Sump Tank DLM 4 Gallon With Filter 2599280

    Peterson Fluid Dry Sump Tank DLM 4 Gallon With Filter 2599280

    PETERSON FLUID

    $2,126.99
    A dry sump system demands a tank engineered for reliability and efficiency, and the Peterson Fluid DLM 4-Gallon Tank delivers exactly that. Built specifically for Dirt Late Models, this aluminum tank integrates a high-flow spin-on filter, integral...
    PTR08-9016
    SKU:
    PTR08-9016
    Availability:
    Ships Same Business Day
    Weight:
    13.75 LBS
    MFG Part #:
    2599280
    $2,126.99
    Qty in Cart: 0
    Quantity:
    Price:
    $2,126.99
    Subtotal:
  • On Sale
    wide 5 hub assembly

    Aluminum Wilwood Wide 5 Front Wheel Hub, Low-Drag REM Bearings, Races, Kit

    J J MOTORSPORTS

    Now: $259.61
    Was: $309.31
    A quality front hub assembly is foundational to any serious track build—it directly impacts braking performance, wheel bearing longevity, and unsprung weight. This Wilwood Wide 5 kit brings together premium components engineered to minimize drag while...
    234-8010
    SKU:
    234-8010
    Availability:
    Ships Same Business Day
    Weight:
    5.00 LBS
    Now: $259.61
    Was: $309.31
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $259.61
    Was: $309.31
    Subtotal:
  • 2 Lever Shifter Black  ALL54120

    Allstar Performance 2 Lever Shifter Black ALL54120

    ALLSTAR PERFORMANCE

    $78.99
    A precision floor-mount shifter is essential for any dedicated racer or performance build where clean, predictable gear engagement directly impacts lap times and consistency. The Allstar Performance 2 Lever Shifter eliminates sloppy OEM linkage and cable...
    ALL54120
    SKU:
    ALL54120
    Availability:
    Ships Same Business Day
    Weight:
    2.62 LBS
    MFG Part #:
    ALL54120
    $78.99
    Qty in Cart: 0
    Quantity:
    Price:
    $78.99
    Subtotal:
  • MDS10 Switch - Black  QRP55-010

    QuickCar Battery Master Disconnect Switch 250 Amp 2-Post Black Plate 55-010

    QUICKCAR RACING PRODUCTS

    $39.95
    A battery master disconnect switch is essential for any serious racing setup or performance vehicle—it cuts power instantly in an emergency, prevents parasitic drain during storage, and isolates your electrical system for safe maintenance. The QuickCar...
    QRP55-010
    SKU:
    QRP55-010
    Availability:
    Ships Same Business Day
    Weight:
    1.06 LBS
    MFG Part #:
    55-010
    $39.95
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  • J J MOTORSPORTS Race Car FLAT Air Cleaner Assembly Kit 14x4 Walker Air Filter 5-1/8" Carb Flange - Black

    Race Car FLAT Air Cleaner Assembly Kit 14x4 Walker Air Filter 5-1/8" Carb Flange - Black

    J J MOTORSPORTS

    $300.38
    A properly engineered air cleaner assembly is essential for maximizing engine efficiency and protecting your carburetor from contamination during high-performance operation. This complete flat-design kit delivers consistent, clean airflow while...
    234-9106
    SKU:
    234-9106
    Availability:
    Ships Same Business Day
    Weight:
    4.00 LBS
    $300.38
    Qty in Cart: 0
    Quantity:
    Price:
    $300.38
    Subtotal:
  • grand national wheel hub kit

    5x5 Grand National Full Floating Rear End Hub Kit – Lightweight Steel with Bearings & Hardware

    J J MOTORSPORTS

    $174.95
    A full-floating rear end demands a hub kit engineered to handle the abuse of high-performance driving while remaining serviceable in the pits or garage. This 5x5 Grand National hub kit delivers the durability and precision you need, with tapered bearings...
    RCDR-5200
    SKU:
    RCDR-5200
    Availability:
    Ships Same Business Day
    Weight:
    6.00 LBS
    $174.95
    Qty in Cart: 0
    Quantity:
    Price:
    $174.95
    Subtotal:
  • Complete Quick Change for Longhorn DLM Rear End Kit

    Complete Quick Change for Longhorn DLM Rear End Kit

    J J MOTORSPORTS

    $4,361.91 - $4,400.91
    Your competitive edge on the dirt track hinges on driveline efficiency and structural integrity—and this Complete Quick Change Kit delivers both without compromise. Built around Winters' legendary quick-change architecture and Wilwood's battle-tested...
    300-8001
    SKU:
    300-8001
    Availability:
    Ships Same Business Day
    Weight:
    100.00 LBS
    $4,361.91 - $4,400.91
    Qty in Cart: 0
    Quantity:
    Price:
    $4,361.91 - $4,400.91
    Subtotal:
  • Complete Quick Change for Rocket XR1 Rear End Kit

    Complete Quick Change for Rocket XR1 Rear End Kit

    J J MOTORSPORTS

    $4,400.91
    When every lap counts on the dirt track, a weak link in your driveline will cost you races. This Complete Quick Change Rear End Kit for the Rocket XR1 eliminates guesswork by combining a proven Winters 10" quick change with 1-ton Wilwood Starlite hubs,...
    300-8000
    SKU:
    300-8000
    Availability:
    Ships Same Business Day
    Weight:
    100.00 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $4,400.91
    Subtotal:
  • rear end filler tank

    Rear End Reservoir Filler Tank - 10AN Outlet for IMCA USTMS Racing

    J J MOTORSPORTS

    $47.95
    Proper rear-end fluid management is critical for maintaining consistent lubrication and cooling during sustained racing. This reservoir filler tank integrates seamlessly into IMCA and USTMS-compliant setups, giving you reliable fluid circulation without...
    RCCH-7015
    SKU:
    RCCH-7015
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    $47.95
    Qty in Cart: 0
    Quantity:
    Price:
    $47.95
    Subtotal:
  • rear fill tank kit

    Quick Change Rear End Fill Tank Kit - Deck Mount with 10 AN Fittings for IMCA USRA Racing

    J J MOTORSPORTS

    $129.95
    Maintaining consistent rear-end fluid levels under racing conditions is critical for performance and longevity—this deck-mounted fill tank kit eliminates guesswork and pit-stop delays. The 10 AN push-lock fittings and pre-assembled Aeroquip hose mean...
    RCCH-7017
    SKU:
    RCCH-7017
    Availability:
    Ships Same Business Day
    Weight:
    5.00 LBS
    $129.95
    Qty in Cart: 0
    Quantity:
    Price:
    $129.95
    Subtotal:
  • On Sale
    6TH Coil Mount for 2.5id x 4in Spring WEHWM80

    Wehrs 6TH Coil Mount for 2.5id x 4in Spring WEHWM80

    WEHRS MACHINE

    MSRP: $110.99
    Now: $109.00
    Was: $110.99
    A properly engineered 6th coil mount is essential for maintaining suspension geometry and preventing bind during full-articulation movements. This Wehrs mount delivers the precision fitment and durability required for serious racers and high-performance...
    WEHWM80
    SKU:
    WEHWM80
    Availability:
    Ships Same Business Day
    Weight:
    3.00 LBS
    MFG Part #:
    WM80
    MSRP: $110.99
    Now: $109.00
    Was: $110.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $110.99
    Now: $109.00
    Was: $110.99
    Subtotal:
  • On Sale
    Adjustable Alum J-Bar 20in-22in WEHWM4020-22

    Wehrs Adjustable Alum J-Bar 20in-22in WEHWM4020-22

    WEHRS MACHINE

    MSRP: $170.99
    Now: $168.00
    Was: $170.99
    Lateral chassis movement during hard cornering compromises handling precision and tire contact patch consistency—a Panhard bar keeps your rear axle centered under load. Wehrs' adjustable J-Bar design lets you dial in ride height and lateral geometry...
    WEHWM4020-22
    SKU:
    WEHWM4020-22
    Availability:
    Ships Same Business Day
    Weight:
    5.42 LBS
    MFG Part #:
    WM4020-22
    MSRP: $170.99
    Now: $168.00
    Was: $170.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $170.99
    Now: $168.00
    Was: $170.99
    Subtotal:
  • On Sale
    Axle Clamp 3in ID Limit Chain Steel WEHWM293

    Wehrs Axle Clamp 3in ID Limit Chain Steel WEHWM293

    WEHRS MACHINE

    MSRP: $35.99
    Now: $35.00
    Was: $35.99
    Axle clamps with limit chains are essential for controlling suspension travel during high-impact racing—preventing costly axle damage and loss of vehicle control when things get aggressive. The Wehrs 3in ID clamp delivers proven reliability with robust...
    WEHWM293
    SKU:
    WEHWM293
    Availability:
    Ships Same Business Day
    Weight:
    0.81 LBS
    MFG Part #:
    WM293
    MSRP: $35.99
    Now: $35.00
    Was: $35.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $35.99
    Now: $35.00
    Was: $35.99
    Subtotal:
  • On Sale
    Limit Chain Holder Alum Kit w/Clamps WEHWM210AK

    Wehrs Limit Chain Holder Alum Kit w/Clamps WEHWM210AK

    WEHRS MACHINE

    MSRP: $100.99
    Now: $99.00
    Was: $100.99
    Suspension geometry depends on precision control—a quality limiter chain setup prevents unwanted axle movement and maintains consistent handling under extreme load. The Wehrs aluminum kit delivers reliable clamping force with minimal weight penalty,...
    WEHWM210AK
    SKU:
    WEHWM210AK
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    MFG Part #:
    WM210AK
    MSRP: $100.99
    Now: $99.00
    Was: $100.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $100.99
    Now: $99.00
    Was: $100.99
    Subtotal:
  • 5/8 Aluminum Scalloped Tube - 12in. QRP62-120

    QuickCar 5/8" Aluminum Scalloped Suspension Tube 12" Length 62-120

    QUICKCAR RACING PRODUCTS

    $23.95
    Suspension adjustments demand precision and reliability—this QuickCar aluminum tube delivers both without unnecessary weight. The scalloped design reinforces critical stress points where traditional straight tubes compromise under load, making it...
    QRP62-120
    SKU:
    QRP62-120
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    MFG Part #:
    62-120
    $23.95
    Qty in Cart: 0
    Quantity:
    Price:
    $23.95
    Subtotal:
  • Blaster HVC Coil  MSD8252

    MSD Blaster HVC Coil 42,000V 100:1 Turns Ratio 0.02 Ohm Primary Resistance 8252

    MSD IGNITION

    $190.75
    If you're running sustained high-RPM applications on the road course or circle track, spark delivery is where races are won. The MSD Blaster HVC Coil 8252 generates 42,000 volts with minimal primary resistance and a 200 microsecond spark duration—giving...
    MSD8252
    SKU:
    MSD8252
    Availability:
    Ships Same Business Day
    Weight:
    4.30 LBS
    MFG Part #:
    8252
    $190.75
    Qty in Cart: 0
    Quantity:
    Price:
    $190.75
    Subtotal:
  • 6CT Ignition Control Box  MSD6427

    MSD 6CT Circle Track Ignition Control 6427

    MSD IGNITION

    $459.95
    The MSD 6CT Circle Track Ignition Control delivers the precision timing and multi-spark reliability that separates competitive racers from the rest of the field. When milliseconds determine race outcomes, this microprocessor-controlled system ensures...
    MSD6427
    SKU:
    MSD6427
    Availability:
    Ships Same Business Day
    Weight:
    3.99 LBS
    MFG Part #:
    6427
    $459.95
    Qty in Cart: 0
    Quantity:
    Price:
    $459.95
    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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