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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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  • RENTHAL Renthal 7/8" RC Handlebar Purple 971-08-PE-01-261

    Renthal 7/8" RC Handlebar Purple 971-08-PE-01-261

    RENTHAL

    $119.59
    If you're serious about precision control and durability on the track or trail, the Renthal 7/8" RC Handlebar delivers the rigidity and responsiveness that separates competitive setups from adequate ones. Built from aerospace-grade aluminum with a...
    06016429
    SKU:
    06016429
    Availability:
    Ships Same Business Day
    Weight:
    1.94 LBS
    $119.59
    Qty in Cart: 0
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    $119.59
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  • RENTHAL Renthal Fatbar RC Handlebar 804mm Width 104mm Height 64mm Rise Purple 604-01-PE

    Renthal Fatbar RC Handlebar 804mm Width 104mm Height 64mm Rise Purple 604-01-PE

    RENTHAL

    $134.52
    The Renthal Fatbar RC handlebar delivers precise ergonomic control and lightweight durability for serious off-road riders. Its braceless 7010-T6 aluminum construction maintains high strength while reducing unsprung weight, and the laser-etched...
    06016430
    SKU:
    06016430
    Availability:
    Ships Same Business Day
    Weight:
    1.84 LBS
    $134.52
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    $134.52
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  • RENTHAL Renthal Fatbar 821 McGrath Bend 813mm Width 42mm Rise Purple 821-01-PE

    Renthal Fatbar 821 McGrath Bend 813mm Width 42mm Rise Purple 821-01-PE

    RENTHAL

    $134.52
    If you're upgrading from stock 7/8" bars, the Renthal Fatbar 821 McGrath delivers the lightweight rigidity and responsive handling you need without compromising durability. The braceless 7010-T6 aluminum construction keeps unsprung weight minimal while...
    06016432
    SKU:
    06016432
    Availability:
    Ships Same Business Day
    Weight:
    1.82 LBS
    $134.52
    Qty in Cart: 0
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    $134.52
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  • RENTHAL Renthal Fatbar 827 Villopoto Stewart Purple 1-1/8" Clamping 827-01-PE

    Renthal Fatbar 827 Villopoto Stewart Purple 1-1/8" Clamping 827-01-PE

    RENTHAL

    $134.52
    Precision handlebar control is non-negotiable in competitive riding, and the Renthal Fatbar 827 delivers the stability and feedback you need for consistent performance lap after lap. Built from aerospace-grade 7010-T6 aluminum with a braceless design,...
    06016433
    SKU:
    06016433
    Availability:
    Ships Same Business Day
    Weight:
    1.82 LBS
    $134.52
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    $134.52
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  • RENTHAL Renthal Fatbar 839 CRF 2018+ Purple 31-9/16" Width 2" Rise 839-01-PE

    Renthal Fatbar 839 CRF 2018+ Purple 31-9/16" Width 2" Rise 839-01-PE

    RENTHAL

    $134.52
    The Renthal Fatbar 839 delivers the responsive handling and precise control that CRF riders demand, whether you're attacking technical terrain or pushing harder on the track. Its braceless 7010-T6 aluminum construction shaves weight while maintaining the...
    06016434
    SKU:
    06016434
    Availability:
    Ships Same Business Day
    Weight:
    1.82 LBS
    $134.52
    Qty in Cart: 0
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    $134.52
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  • VFORCE/MOTO TASSINARI V-Force 4X Reed Valve Set - Yamaha V4X07EM

    VFORCE/MOTO TASSINARI V-Force 4X Reed Valve Set - Yamaha V4X07EM

    VFORCE/MOTO TASSINARI

    $165.00
    Stock reed valves restrict your engine's breathing potential, limiting power delivery and throttle response across the RPM band. The V-Force 4X addresses this directly with precision-engineered reed petals that open more efficiently, allowing your Yamaha...
    10080360
    SKU:
    10080360
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    $165.00
    Qty in Cart: 0
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    $165.00
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  • VFORCE/MOTO TASSINARI V-Force 4X Reed Valve Set - Gas Gas/Husqvarna/KTM V4X26AM

    VFORCE/MOTO TASSINARI V-Force 4X Reed Valve Set - Gas Gas/Husqvarna/KTM V4X26AM

    VFORCE/MOTO TASSINARI

    $165.00
    Stock reed valves limit your engine's potential—they create flow restrictions that rob you of power and throttle response when you need it most. The V-Force 4X addresses these shortcomings with precision engineering designed specifically for Gas Gas,...
    10080361
    SKU:
    10080361
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    $165.00
    Qty in Cart: 0
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    $165.00
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  • VFORCE/MOTO TASSINARI V-Force 3 Reed Valve Set - Honda V3170C

    VFORCE/MOTO TASSINARI V-Force 3 Reed Valve Set - Honda V3170C

    VFORCE/MOTO TASSINARI

    $165.00
    The V-Force 3 Reed Valve Set is engineered to maximize intake charge velocity and duration, directly translating to measurable horsepower gains across the RPM band. By eliminating mechanical friction points and optimizing petal geometry, this reed set...
    10080362
    SKU:
    10080362
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    $165.00
    Qty in Cart: 0
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    $165.00
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  • VFORCE/MOTO TASSINARI Replacement V-Force 4X Reed Petal Set - Yamaha 4PX682A

    VFORCE/MOTO TASSINARI Replacement V-Force 4X Reed Petal Set - Yamaha 4PX682A

    VFORCE/MOTO TASSINARI

    $65.00
    Reed petals wear with use—degraded petals compromise intake efficiency, throttle response, and overall engine performance. This OEM replacement set restores your V-Force 4X system to factory specifications, ensuring consistent power delivery and...
    10080363
    SKU:
    10080363
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    $65.00
    Qty in Cart: 0
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    $65.00
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  • VFORCE/MOTO TASSINARI Replacement V-Force 3 Reed Petal Set - Honda 3P793A

    VFORCE/MOTO TASSINARI Replacement V-Force 3 Reed Petal Set - Honda 3P793A

    VFORCE/MOTO TASSINARI

    $65.00
    Reed petals are the backbone of your two-stroke engine's intake system, and worn or damaged reeds directly rob you of horsepower and throttle response. The V-Force 3 design optimizes air mixture acceleration through its distinctive reed tip geometry,...
    10080365
    SKU:
    10080365
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    $65.00
    Qty in Cart: 0
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    $65.00
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  • VFORCE/MOTO TASSINARI Replacement V-Force 4X Reed Petal Set - Gas Gas/Husqvarna/KTM 4PX612DG

    VFORCE/MOTO TASSINARI Replacement V-Force 4X Reed Petal Set - Gas Gas/Husqvarna/KTM 4PX612DG

    VFORCE/MOTO TASSINARI

    $65.00
    Reed petals wear down with every engine cycle, reducing intake efficiency and throttle response. Replacing a degraded petal set restores your V-Force 4X reed valve system to factory performance specs and prevents air leakage that costs you power across...
    10080364
    SKU:
    10080364
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    $65.00
    Qty in Cart: 0
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    $65.00
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  • CRUZTOOLS Speedkit Tool Kit - Ultra-Compact SKDMX

    CRUZTOOLS Speedkit Tool Kit - Ultra-Compact SKDMX

    CRUZTOOLS

    $49.95
    Off-road riding demands quick, reliable repairs in the field—and carrying a full toolbox isn't an option. The CRUZTOOLS Speedkit SKDMX delivers professional-grade tools in a pocket-sized package, giving you the essential fasteners, drivers, and gauges...
    38120773
    SKU:
    38120773
    Availability:
    Ships Same Business Day
    Weight:
    1.80 LBS
    $49.95
    Qty in Cart: 0
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    $49.95
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  • EXCEL Spoke Set - Rear - 18x1.85 - #8 (4 mm) XS8-52187

    EXCEL Spoke Set - Rear - 18x1.85 - #8 (4 mm) XS8-52187

    EXCEL

    $115.45
    A quality spoke set is fundamental to wheel integrity, especially under racing conditions where high lateral loads demand reliable spoke tension and durability. The EXCEL Spoke Set delivers 302 stainless construction with 10% higher tensile strength than...
    02110261
    SKU:
    02110261
    Availability:
    Ships Same Business Day
    Weight:
    1.95 LBS
    Qty in Cart: 0
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    $115.45
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  • EXCEL Spoke Set - Rear - 19x1.85 - #8 (4 mm) XS8-52197

    EXCEL Spoke Set - Rear - 19x1.85 - #8 (4 mm) XS8-52197

    EXCEL

    $115.45
    If you're building a rear wheel that can handle sustained track abuse without spoke failure, the EXCEL Spoke Set delivers the durability and reliability that separates competitive builds from weekend cruisers. These 302 stainless spokes offer 10% higher...
    02110262
    SKU:
    02110262
    Availability:
    Ships Same Business Day
    Weight:
    2.20 LBS
    Qty in Cart: 0
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    $115.45
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  • EXCEL Spoke Set - Front - 21x1.60 - #9 (3.5 mm) XS9-52217

    EXCEL Spoke Set - Front - 21x1.60 - #9 (3.5 mm) XS9-52217

    EXCEL

    $115.45
    A quality spoke set is fundamental to wheel integrity, especially under racing conditions where lateral loads and vibration demand absolute reliability. The EXCEL Spoke Set delivers 302 stainless construction with tensile strength that exceeds OEM...
    02110260
    SKU:
    02110260
    Availability:
    Ships Same Business Day
    Weight:
    1.95 LBS
    $115.45
    Qty in Cart: 0
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    $115.45
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  • GET SX1 Pro Engine Control Kit - KTM GK-SX1PRO2T-0000 GET SX1 Pro Engine Control Kit - KTM GK-SX1PRO2T-0000

    GET SX1 Pro Engine Control Kit - KTM GK-SX1PRO2T-0000

    GET

    $1,124.95
    Competitive advantage starts with engine control. The GET SX1 Pro delivers race-proven power optimization developed through direct collaboration with top AMA and MXGP teams, giving you access to the same electronic management systems used by professional...
    10204180
    SKU:
    10204180
    Availability:
    Ships Same Business Day
    Weight:
    1.45 LBS
    $1,124.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,124.95
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  • GET SX1 Pro Engine Control Kit - Gas Gas/Husqvarna/KTM GK-SX1PRO2T-0001 GET SX1 Pro Engine Control Kit - Gas Gas/Husqvarna/KTM GK-SX1PRO2T-0001

    GET SX1 Pro Engine Control Kit - Gas Gas/Husqvarna/KTM GK-SX1PRO2T-0001

    GET

    $1,124.95
    Factory-level engine management is no longer exclusive to works teams. The GET SX1 Pro Engine Control Kit gives you access to the same mapping and traction control technology developed with top AMA and MXGP competitors—without fabrication or wiring...
    10204181
    SKU:
    10204181
    Availability:
    Ships Same Business Day
    Weight:
    1.57 LBS
    $1,124.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,124.95
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  • GET SX1 Pro Engine Control Kit - Gas Gas/Husqvarna/KTM GK-SX1PRO2T-0003 GET SX1 Pro Engine Control Kit - Gas Gas/Husqvarna/KTM GK-SX1PRO2T-0003

    GET SX1 Pro Engine Control Kit - Gas Gas/Husqvarna/KTM GK-SX1PRO2T-0003

    GET

    $1,124.95
    Factory racing teams don't leave performance on the table—and neither should you. The SX1 Pro Engine Control Kit gives you direct access to the same electronic tuning that AMA and MXGP competitors rely on, letting you extract maximum power while...
    10204183
    SKU:
    10204183
    Availability:
    Ships Same Business Day
    Weight:
    1.52 LBS
    $1,124.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,124.95
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  • GET SX1 Pro Engine Control Kit - Honda GK-SX1PRO4T-0001 GET SX1 Pro Engine Control Kit - Honda GK-SX1PRO4T-0001

    GET SX1 Pro Engine Control Kit - Honda GK-SX1PRO4T-0001

    GET

    $1,124.95
    The GET SX1 Pro Engine Control Kit transforms your Honda's performance by delivering precision fuel mapping and traction control that react to real-time conditions—giving you the edge in competitive riding and consistent power across varying weather and...
    10204186
    SKU:
    10204186
    Availability:
    Ships Same Business Day
    Weight:
    1.40 LBS
    $1,124.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,124.95
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  • GET SX1 Pro Engine Control Kit - Kawasaki GK-SX1PRO4T-0004 GET SX1 Pro Engine Control Kit - Kawasaki GK-SX1PRO4T-0004

    GET SX1 Pro Engine Control Kit - Kawasaki GK-SX1PRO4T-0004

    GET

    $1,124.95
    The GET SX1 Pro Engine Control Kit unlocks your Kawasaki's full performance potential by delivering precision fuel and ignition mapping calibrated for racing conditions. With dual race-tested maps, adjustable traction control across 10 intervention...
    10204188
    SKU:
    10204188
    Availability:
    Ships Same Business Day
    Weight:
    1.42 LBS
    $1,124.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,124.95
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Adding your products to cart

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!

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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