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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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  • On Sale
     PROX Top End Gasket Set - Husqvarna/Gas Gas/KTM 35.6216

    PROX Top End Gasket Set - Husqvarna/Gas Gas/KTM 35.6216

    PROX

    MSRP: $72.95
    Now: $59.00
    Was: $72.95
    A top-end rebuild demands precision—worn gaskets compromise compression, invite oil seepage, and undermine engine reliability. The PROX Top End Gasket Set delivers the complete seal integrity your Husqvarna, Gas Gas, or KTM needs to perform consistently...
    09347147
    SKU:
    09347147
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MSRP: $72.95
    Now: $59.00
    Was: $72.95
    Qty in Cart: 0
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    Price:
    MSRP: $72.95
    Now: $59.00
    Was: $72.95
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  • On Sale
     PROX Top End Gasket Set - Husqvarna/Gas Gas/KTM 35.6319

    PROX Top End Gasket Set - Husqvarna/Gas Gas/KTM 35.6319

    PROX

    MSRP: $89.95
    Now: $76.00
    Was: $89.95
    A leaking or compromised top-end gasket set will compromise combustion efficiency, increase blow-by, and force you back into the shop. This PROX gasket set delivers the precision fit and material durability needed for a complete, reliable top-end rebuild...
    09347151
    SKU:
    09347151
    Availability:
    Ships Same Business Day
    Weight:
    0.46 LBS
    MSRP: $89.95
    Now: $76.00
    Was: $89.95
    Qty in Cart: 0
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    MSRP: $89.95
    Now: $76.00
    Was: $89.95
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  • On Sale
     PROX Piston Kit - 71.94 mm - Gas Gas | Husqvarna | KTM 01.6388.A

    PROX Piston Kit - 71.94 mm - Gas Gas | Husqvarna | KTM 01.6388.A

    PROX

    MSRP: $189.95
    Now: $161.00
    Was: $189.95
    A piston kit is one of the most critical components in your engine's combustion chamber—it directly impacts power delivery, reliability, and longevity. The PROX 71.94 mm Piston Kit is engineered to OEM specifications using high-silicon-content aluminum...
    09106266
    SKU:
    09106266
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    MSRP: $189.95
    Now: $161.00
    Was: $189.95
    Qty in Cart: 0
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    MSRP: $189.95
    Now: $161.00
    Was: $189.95
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  • On Sale
     PROX Gasket Kit - Complete - Suzuki/Kawasaki 34.4021

    PROX Gasket Kit - Complete - Suzuki/Kawasaki 34.4021

    PROX

    MSRP: $59.95
    Now: $51.00
    Was: $59.95
    A complete engine rebuild demands precision sealing at every junction—this PROX Gasket Kit delivers all the OEM-quality gaskets and seals you need to restore compression, eliminate leaks, and ensure consistent performance on your Suzuki or Kawasaki...
    09345587
    SKU:
    09345587
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    MSRP: $59.95
    Now: $51.00
    Was: $59.95
    Qty in Cart: 0
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    MSRP: $59.95
    Now: $51.00
    Was: $59.95
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  • On Sale
     PROX Gasket Kit - Complete - Suzuki/Kawasaki 34.4100

    PROX Gasket Kit - Complete - Suzuki/Kawasaki 34.4100

    PROX

    MSRP: $46.95
    Now: $38.00
    Was: $46.95
    A complete engine rebuild demands precision—gaskets that seal consistently under load, valve stem seals that hold pressure, and every component engineered to specification. This PROX kit delivers exactly that, eliminating the risk of mismatched...
    09345589
    SKU:
    09345589
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MSRP: $46.95
    Now: $38.00
    Was: $46.95
    Qty in Cart: 0
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    MSRP: $46.95
    Now: $38.00
    Was: $46.95
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  • On Sale
     PROX Top End Gasket Set - Honda CRF450R 35.1429

    PROX Top End Gasket Set - Honda CRF450R 35.1429

    PROX

    MSRP: $104.95
    Now: $89.00
    Was: $104.95
    A top-end rebuild demands precision—and gasket failure isn't an option when you're pushing your CRF450R to the limit. The PROX Top End Gasket Set delivers OEM-grade sealing with materials engineered to withstand sustained high RPM performance and thermal...
    09345683
    SKU:
    09345683
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MSRP: $104.95
    Now: $89.00
    Was: $104.95
    Qty in Cart: 0
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    MSRP: $104.95
    Now: $89.00
    Was: $104.95
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  •  REGINA 520 RX3 - Drive Chain - 114 Links 135RX3/00A

    REGINA 520 RX3 - Drive Chain - 114 Links 135RX3/00A

    REGINA

    $116.95
    Off-road riding demands a chain that can handle constant punishment—mud, rocks, and extreme stress—without premature wear or failure. The REGINA 520 RX3 is engineered specifically for these conditions, combining lightweight construction with reinforced...
    12210091
    SKU:
    12210091
    Availability:
    Ships Same Business Day
    Weight:
    4.50 LBS
    $116.95
    Qty in Cart: 0
    Quantity:
    Price:
    $116.95
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  • RENTHAL Renthal 53 Tooth Rear Sprocket for KTM Husqvarna Gas Gas 224U-520-53GPBK

    Renthal 53 Tooth Rear Sprocket for KTM Husqvarna Gas Gas 224U-520-53GPBK

    RENTHAL

    $99.82
    If you're running a 53-tooth rear sprocket on your KTM, Husqvarna, or Gas Gas, weight savings directly translate to faster acceleration and easier handling on technical terrain. The Renthal 53-tooth combines ultralight 7075-T6 aluminum with self-cleaning...
    12112721
    SKU:
    12112721
    Availability:
    Ships Same Business Day
    Weight:
    1.40 LBS
    $99.82
    Qty in Cart: 0
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    Price:
    $99.82
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  •  RICK'S MOTORSPORT ELECTRIC Starter Motor - KTM 61-901

    RICK'S MOTORSPORT ELECTRIC Starter Motor - KTM 61-901

    RICK'S MOTORSPORT ELECTRIC

    $199.95
    A reliable starter motor is critical to consistent race performance and trail reliability—any hesitation during ignition costs you precious seconds and race position. RICK'S MOTORSPORT ELECTRIC's OEM replacement starter for KTM delivers the dependable...
    21100570
    SKU:
    21100570
    Availability:
    Ships Same Business Day
    Weight:
    1.70 LBS
    $199.95
    Qty in Cart: 0
    Quantity:
    Price:
    $199.95
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  •  SHINDY Needle Bearing - 16 mm x 21 mm x 23 mm - Yamaha 10-301

    SHINDY Needle Bearing - 16 mm x 21 mm x 23 mm - Yamaha 10-301

    SHINDY

    $11.95
    Piston pin needle bearings are critical to engine reliability, especially in high-RPM applications where precision tolerances demand perfection. This SHINDY bearing delivers the exact dimensions and manufacturing standards your Yamaha engine requires,...
    NB1455
    SKU:
    NB1455
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    $11.95
    Qty in Cart: 0
    Quantity:
    Price:
    $11.95
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  •  SLIME Tubeless Tire Sealant - 24 U.S. fl oz. 10008

    SLIME Tubeless Tire Sealant - 24 U.S. fl oz. 10008

    SLIME

    $15.79
    Unexpected punctures don't have to mean roadside breakdowns. SLIME Tubeless Tire Sealant instantly seals punctures up to 6mm, keeping you mobile while you plan a permanent repair. Whether you're running preventative protection on low-speed vehicles or...
    37150005
    SKU:
    37150005
    Availability:
    Ships Same Business Day
    Weight:
    2.00 LBS
    $15.79
    Qty in Cart: 0
    Quantity:
    Price:
    $15.79
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  •  Z1R F.I. Helmet - MIPS - Matte Black - Large 0110-5692

    Z1R F.I. Helmet - MIPS - Matte Black - Large 0110-5692

    Z1R

    $129.95
    When you're pushing hard on the track or trail, your helmet needs to work as hard as you do. The Z1R F.I. helmet combines proven impact protection with aggressive ventilation and a wide field of vision—so you can focus on your line, not your comfort...
    01105692
    SKU:
    01105692
    Availability:
    Ships Same Business Day
    Weight:
    4.75 LBS
    $129.95
    Qty in Cart: 0
    Quantity:
    Price:
    $129.95
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  • On Sale
    SUNSTAR SPROCKETS Sunstar Rear Sprocket 50 Tooth for Yamaha TW200 1987-2024 2-210350

    Sunstar Rear Sprocket 50 Tooth for Yamaha TW200 1987-2024 2-210350

    SUNSTAR SPROCKETS

    MSRP: $41.95
    Now: $30.00
    Was: $41.95
    The Sunstar 50 Tooth Rear Sprocket is engineered to maximize chain contact and power delivery to your rear wheel, resulting in sharper acceleration and more consistent performance across the rev range. Its computer-optimized weight-reduction design...
    2210350
    SKU:
    2210350
    Availability:
    Ships Same Business Day
    Weight:
    1.96 LBS
    MSRP: $41.95
    Now: $30.00
    Was: $41.95
    Qty in Cart: 0
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    Price:
    MSRP: $41.95
    Now: $30.00
    Was: $41.95
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  •  Z1R Rise Visor Kit - MC - Pink/Blue 0132-1468  Z1R Rise Visor Kit - MC - Pink/Blue 0132-1468

    Z1R Rise Visor Kit - MC - Pink/Blue 0132-1468

    Z1R

    $19.95
    If you've damaged your Z1R Rise helmet visor or want to switch up your look, this replacement visor is your direct path back to full protection and visibility on the track or street. The Pink/Blue colorway gives you aggressive styling options while...
    01321468
    SKU:
    01321468
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
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  •  Z1R Rise Visor Kit - MC - Blue/Hi-Viz 0132-1469  Z1R Rise Visor Kit - MC - Blue/Hi-Viz 0132-1469

    Z1R Rise Visor Kit - MC - Blue/Hi-Viz 0132-1469

    Z1R

    $19.95
    If your Z1R Rise helmet's visor has taken a hit or you're looking to customize your lid with a fresh color option, the Z1R Rise Visor Kit delivers OEM-quality replacement protection without replacing the entire helmet. The high-visibility blue finish...
    01321469
    SKU:
    01321469
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
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  •  Z1R Rise Visor Kit - MC - Red/Gray 0132-1471  Z1R Rise Visor Kit - MC - Red/Gray 0132-1471

    Z1R Rise Visor Kit - MC - Red/Gray 0132-1471

    Z1R

    $19.95
    A quality visor is essential for maintaining visibility and protection during every ride, and wear or damage compromises both. The Z1R Rise Visor Kit delivers a direct replacement that restores your helmet to factory specifications with a precision fit...
    01321471
    SKU:
    01321471
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
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  •  Z1R Rise Visor Kit - Flame - Black 0132-1473  Z1R Rise Visor Kit - Flame - Black 0132-1473

    Z1R Rise Visor Kit - Flame - Black 0132-1473

    Z1R

    $19.95
    If your Z1R Rise helmet visor has taken a hit on the track or road, replacement is straightforward with this OEM-spec visor kit. The Flame design offers aggressive aesthetics while maintaining the optical clarity and durability your helmet demands. Keep...
    01321473
    SKU:
    01321473
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  •  Z1R Rise Visor Kit - Flame - Orange 0132-1474  Z1R Rise Visor Kit - Flame - Orange 0132-1474

    Z1R Rise Visor Kit - Flame - Orange 0132-1474

    Z1R

    $19.95
    If your Z1R Rise helmet visor has taken impact damage or simply needs a refresh, this genuine replacement visor gets you back on track without replacing the entire helmet. The Flame Orange finish delivers aggressive styling while maintaining the optical...
    01321474
    SKU:
    01321474
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  •  Z1R Rise Visor Kit - Flame - Red 0132-1475  Z1R Rise Visor Kit - Flame - Red 0132-1475

    Z1R Rise Visor Kit - Flame - Red 0132-1475

    Z1R

    $19.95
    If your Z1R Rise helmet's visor has taken track abuse or UV damage, this replacement visor restores optical clarity and impact protection without replacing the entire helmet. The Flame red design maintains the aggressive aesthetics of your original lid...
    01321475
    SKU:
    01321475
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
  •  Z1R Rise Visor Kit - Flame - Blue 0132-1476  Z1R Rise Visor Kit - Flame - Blue 0132-1476

    Z1R Rise Visor Kit - Flame - Blue 0132-1476

    Z1R

    $19.95
    If your Z1R Rise helmet visor has taken a beating on the track or you simply want a fresh look, this OEM replacement visor gets you back in the game without replacing your entire helmet. The Flame blue design maintains optimal optical clarity and...
    01321476
    SKU:
    01321476
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    $19.95
    Subtotal:
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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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