Dirt Bike

Dirt Bike

Browse over 50,000+ off-roading dirt bike parts and gear ready to be delivered to your doorstep. We offer riding gear & apparel at great prices. Along with parts and tools you need to keep the bike on the track or trails. Shop the biggest names in the motocross industry from Renthal, Dunlop, Thor, Maxima, Pro Circuit, Bill's Pipes, FMF, Excel and so many more. From dirt bike engine parts to new clutches we have what you need to stay one step ahead of your competition. Have a fitment question? reach out to our phone line at (231) 767-5055

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  • MOOSE RACING Radiator Hose Kit - Blue - Yamaha MBU-YAM-40-BL

    MOOSE RACING Radiator Hose Kit - Blue - Yamaha MBU-YAM-40-BL

    MOOSE RACING

    $162.95
    MOOSE RACING Radiator Hose Kit Blue Yamaha MBU-YAM-40-BLManufactured by Samco® Sport UK - the world leader in silicone hose, with over 20 years experience, Hand wrapped and 100% visually inspected in the UK, European grade hi-temperature silicone...
    19020988
    SKU:
    19020988
    Availability:
    Ships Same Business Day
    Weight:
    1.30 LBS
    TYPE:
    RADIATOR
    MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    HOSE KIT
    STYLE:
    RACE BIKE DESIGN
    COLOR/FINISH:
    BLUE
    FEATURES:
    INCLUDES NECESSARY CLAMPS
    MATERIAL:
    SILICONE
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $162.95
    Subtotal:
  • MOOSE RACING Valve Shim - 9.48 x 3.15 - 5 pack MSE5PK948315

    MOOSE RACING Valve Shim - 9.48 x 3.15 - 5 pack MSE5PK948315

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 9.48 x 3.15 5 pack MSE5PK948315Complete valve shim kits make it easier to maintain your valve train, Forged from 4140 cold rolled steel, not sintered, Laser-etched size on each shim for identification, A great addition to any...
    09261967
    SKU:
    09261967
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    3.15 MM
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    MATERIAL:
    ROLLED
    MATERIAL:
    STEEL
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    OFF-ROAD
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • MOOSE RACING Valve Shim - 9.48 x 3.20 - 5 pack MSE5PK948320

    MOOSE RACING Valve Shim - 9.48 x 3.20 - 5 pack MSE5PK948320

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 9.48 x 3.20 5 pack MSE5PK948320Complete valve shim kits make it easier to maintain your valve train, Forged from 4140 cold rolled steel, not sintered, Laser-etched size on each shim for identification, A great addition to any...
    09261968
    SKU:
    09261968
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    TYPE:
    VALVE
    VALVE SHIM THICKNESS METRIC:
    3.20 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    MATERIAL:
    ROLLED
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    SNOW
    UNITS:
    5 PACK
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • MOOSE RACING Valve Shim - 9.48 x 3.25 - 5 pack MSE5PK948325

    MOOSE RACING Valve Shim - 9.48 x 3.25 - 5 pack MSE5PK948325

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 9.48 x 3.25 5 pack MSE5PK948325Complete valve shim kits make it easier to maintain your valve train, Forged from 4140 cold rolled steel, not sintered, Laser-etched size on each shim for identification, A great addition to any...
    09261969
    SKU:
    09261969
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    VALVE SHIM THICKNESS METRIC:
    3.25 MM
    MATERIAL:
    ROLLED
    MATERIAL:
    STEEL
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    SNOW
    UNITS:
    5 PACK
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • MOOSE RACING Valve Shim - 9.48 x 3.30 - 5 pack MSE5PK948330

    MOOSE RACING Valve Shim - 9.48 x 3.30 - 5 pack MSE5PK948330

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 9.48 x 3.30 5 pack MSE5PK948330Complete valve shim kits make it easier to maintain your valve train, Forged from 4140 cold rolled steel, not sintered, Laser-etched size on each shim for identification, A great addition to any...
    09261970
    SKU:
    09261970
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    MATERIAL:
    ROLLED
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    3.30 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    VALVE
    UNITS:
    5 PACK
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • MOOSE RACING Valve Shim - 9.48 x 3.35 - 5 pack MSE5PK948335

    MOOSE RACING Valve Shim - 9.48 x 3.35 - 5 pack MSE5PK948335

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 9.48 x 3.35 5 pack MSE5PK948335Complete valve shim kits make it easier to maintain your valve train, Forged from 4140 cold rolled steel, not sintered, Laser-etched size on each shim for identification, A great addition to any...
    09261971
    SKU:
    09261971
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    3.35 MM
    MATERIAL:
    ROLLED
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    VALVE
    RIDING STYLE:
    ATV
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • MOOSE RACING Intake Valve Kit M30-31500

    MOOSE RACING Intake Valve Kit M30-31500

    MOOSE RACING

    $217.95
    MOOSE RACING Intake Valve Kit M30-31500Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much as 4x...
    09262432
    SKU:
    09262432
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    PRODUCT NAME:
    VALVE KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MATERIAL:
    STAINLESS STEEL
    APPLICATION:
    INTAKE
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • MOOSE RACING Valve and Spring Kit M30-31660

    MOOSE RACING Valve and Spring Kit M30-31660

    MOOSE RACING

    $217.95
    MOOSE RACING Valve and Spring Kit M30-31660Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much...
    09262433
    SKU:
    09262433
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    PRODUCT NAME:
    VALVE AND SPRING KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    APPLICATION:
    INTAKE
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • MOOSE RACING Valve and Spring Kit M30-31760

    MOOSE RACING Valve and Spring Kit M30-31760

    MOOSE RACING

    $217.95
    MOOSE RACING Valve and Spring Kit M30-31760Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much...
    09262434
    SKU:
    09262434
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE AND SPRING KIT
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    INTAKE
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • MOOSE RACING Valve and Spring Kit M30-32060

    MOOSE RACING Valve and Spring Kit M30-32060

    MOOSE RACING

    $196.95
    MOOSE RACING Valve and Spring Kit M30-32060Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much...
    09262437
    SKU:
    09262437
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    VALVE AND SPRING KIT
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    UNITS:
    KIT
    $196.95
    Qty in Cart: 0
    Quantity:
    Price:
    $196.95
    Subtotal:
  • MOOSE RACING Valve and Spring Kit M30-32260

    MOOSE RACING Valve and Spring Kit M30-32260

    MOOSE RACING

    $196.95
    MOOSE RACING Valve and Spring Kit M30-32260Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much...
    09262438
    SKU:
    09262438
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    VALVE AND SPRING KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    $196.95
    Qty in Cart: 0
    Quantity:
    Price:
    $196.95
    Subtotal:
  • MOOSE RACING Intake Valve Kit M40-40360

    MOOSE RACING Intake Valve Kit M40-40360

    MOOSE RACING

    $217.95
    MOOSE RACING Intake Valve Kit M40-40360Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much as 4x...
    09262440
    SKU:
    09262440
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    PRODUCT NAME:
    VALVE KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MATERIAL:
    STAINLESS STEEL
    APPLICATION:
    INTAKE
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • MOOSE RACING Intake Valve Kit M30-32780

    MOOSE RACING Intake Valve Kit M30-32780

    MOOSE RACING

    $196.95
    MOOSE RACING Intake Valve Kit M30-32780Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much as 4x...
    09263194
    SKU:
    09263194
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $196.95
    Qty in Cart: 0
    Quantity:
    Price:
    $196.95
    Subtotal:
  • MOOSE RACING Valve and Spring Kit M30-32785

    MOOSE RACING Valve and Spring Kit M30-32785

    MOOSE RACING

    $217.95
    MOOSE RACING Valve and Spring Kit M30-32785Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much...
    09263195
    SKU:
    09263195
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • MOOSE RACING Intake Valve Kit M96-96540

    MOOSE RACING Intake Valve Kit M96-96540

    MOOSE RACING

    $217.95
    MOOSE RACING Intake Valve Kit M96-96540Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much as 4x...
    09263196
    SKU:
    09263196
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    INTAKE
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • MOOSE RACING Intake Valve Kit M40-41450

    MOOSE RACING Intake Valve Kit M40-41450

    MOOSE RACING

    $217.95
    MOOSE RACING Intake Valve Kit M40-41450Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much as 4x...
    09263198
    SKU:
    09263198
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    APPLICATION:
    INTAKE
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • MOOSE RACING Valve and Spring Kit M40-41455

    MOOSE RACING Valve and Spring Kit M40-41455

    MOOSE RACING

    $196.95
    MOOSE RACING Valve and Spring Kit M40-41455Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much...
    09263199
    SKU:
    09263199
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    $196.95
    Qty in Cart: 0
    Quantity:
    Price:
    $196.95
    Subtotal:
  • MOOSE RACING Valve Seal Kit M80-82380

    MOOSE RACING Valve Seal Kit M80-82380

    MOOSE RACING

    $15.95
    MOOSE RACING Valve Seal Kit M80-82380Contact surfaces designed for improved sealing, High-temperature Viton® and PTFE materials, Improved tolerance over OEM, 100% quality controlled, Kits include one full set of intake and exhaust seals, Made in the USA
    09263200
    SKU:
    09263200
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MATERIAL:
    VITON
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    INTAKE
    COLOR/FINISH:
    RED
    PRODUCT NAME:
    SEAL KIT
    APPLICATION:
    EXHAUST
    BASE COLOR:
    RED
    TYPE:
    VALVE STEM
    $15.95
    Qty in Cart: 0
    Quantity:
    Price:
    $15.95
    Subtotal:
  • MOOSE RACING Valve Seal Kit M30-32795

    MOOSE RACING Valve Seal Kit M30-32795

    MOOSE RACING

    $15.95
    MOOSE RACING Valve Seal Kit M30-32795Contact surfaces designed for improved sealing, High-temperature Viton® and PTFE materials, Improved tolerance over OEM, 100% quality controlled, Kits include one full set of intake and exhaust seals, Made in the USA
    09263201
    SKU:
    09263201
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MATERIAL:
    VITON
    APPLICATION:
    INTAKE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    BASE COLOR:
    RED
    TYPE:
    VALVE STEM
    COLOR/FINISH:
    RED
    PRODUCT NAME:
    SEAL KIT
    $15.95
    Qty in Cart: 0
    Quantity:
    Price:
    $15.95
    Subtotal:
  • MOOSE RACING Valve Seal Kit M40-41460

    MOOSE RACING Valve Seal Kit M40-41460

    MOOSE RACING

    $15.95
    MOOSE RACING Valve Seal Kit M40-41460Contact surfaces designed for improved sealing, High-temperature Viton® and PTFE materials, Improved tolerance over OEM, 100% quality controlled, Kits include one full set of intake and exhaust seals, Made in the USA
    09263202
    SKU:
    09263202
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    SEAL KIT
    TYPE:
    VALVE STEM
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    BASE COLOR:
    RED
    MATERIAL:
    VITON
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    INTAKE
    COLOR/FINISH:
    RED
    $15.95
    Qty in Cart: 0
    Quantity:
    Price:
    $15.95
    Subtotal:
  • Total: items /

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Dirt Bike Parts
Whether you're an avid motocross racer or a weekend off-road enthusiast, having the right dirt bike parts can make all the difference in performance and durability. Below are some key categories of dirt bike parts that can help you keep your machine in top condition and enhance your riding experience.

 

Dirt Bike Exhaust Parts
Dirt bike exhaust parts are crucial for optimizing your bike's performance. A high-quality exhaust system can improve your bike's power output and overall efficiency. From full exhaust systems to mufflers and silencers, the right components can not only boost performance but also provide the perfect sound that suits your style.

 

MX Dirt Bike Aftermarket Parts
MX dirt bike aftermarket parts include a wide range of components designed to replace and upgrade your bike's stock parts. Whether you're looking for enhanced suspension systems, robust brake components, or stylish handlebars, aftermarket parts offer the customization options needed to tailor your bike to your specific riding preferences and needs.

 

2-Stroke Dirt Bike Engine Parts
For those riding 2-stroke dirt bikes, having access to reliable engine parts is essential. This category includes everything from pistons and cylinders to carburetors and gaskets. Quality engine parts ensure that your bike runs smoothly and efficiently, providing the power and performance you need on the track or trail.

 

Motocross Dirt Bike Parts
Motocross dirt bike parts span a broad array of components designed for competitive racing and hardcore riding. This includes advanced suspension systems, heavy-duty tires, reinforced frames, and high-performance braking systems. Essential for riders who push their bikes to the limits, these parts help ensure safety, reliability, and peak performance.

 

Oils
Selecting the right oils for your dirt bike is crucial for maintaining engine health and performance. From engine oils to transmission fluids and fork oils, high-quality lubricants reduce friction and wear, extending the life of your engine and other key components. Ensuring that you're using the proper oils can lead to a smoother and more reliable riding experience.

 

 

Whether you’re riding tracks, trails, or hare scrambles we have the perfect dirt bike aftermarket accessory or part for ripping holeshots and riding through the woods, look no further than JJ Motorsports. With a full selection of four-stroke and two-stroke pipes as well as tools to keep your ride running smoothly from headlight bulbs all the way down to oil changes, we have what it takes! Need replacement parts for upgrades? We have the latest aftermarket parts to replace clutches, top-end kits, and forks from popular brands.


We carry general maintenance products like engine oils and coolants, in addition, we have a large selection of parts for bike-specific applications for a certain year, make, and model. 


We at JJ Motorsports know that finding the right parts can be a pain, which is why we handpick every single one of our dirt bike components. No more guessing games or getting stuck with parts from other places! Our team has been in this industry for years so if you need help just call them at 1-231-767-5055 and they'll provide advice based on their personal experience as well as history within motorsports retailing - guaranteed to get things taken care of quickly without sacrificing quality.
 
Motocross Classes Common at Races
Popular motocross racing divisions/classes across the United States include:
Open Classes
250 A/B/C
Schoolboy/College Boy
Supermini
85cc
65cc
50cc 
 
Dirt Bike Racing for Beginners and Pro-Am's
AMA - American Motorcyclist Association
 
Popular Amateur Nationals and Series
Loretta Lynns MX Racing Nationals
Winter Olympics Mini O’s 
Baja Acres Baja Brawl
Kicker AMA Areanacross Championship
Midsouth Areanacross
The MotoPlayGround Race at Ponca City

and many more!
 
JJ Motorsports offers fast and free shipping on orders over $99 for aftermarket dirt bike parts and accessories delivered right to you!