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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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  • KTM 85 SX Bills Pipes Silencer

    MX2 Silencer 85 SX 2018-2021 / Husq. TC 85 19-21

    BILLS PIPES

    $189.99
    If you're running a KTM 85 SX or Husqvarna TC 85, your silencer directly impacts engine performance, weight distribution, and sound quality. The Bill's Pipes MX2 Silencer delivers a noticeable reduction in unsprung weight while maintaining the crisp,...
    KTS-88
    SKU:
    KTS-88
    Availability:
    Special Order
    Weight:
    2.00 LBS
    $189.99
    Qty in Cart: 0
    Quantity:
    Price:
    $189.99
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  • kx 85 Bills Pipes

    MX2 Works Pipe KX 85/100/112 2014-2022

    BILLS PIPES

    $299.99
    If you're running a KX 85/100/112, your exhaust is critical to unlocking peak power delivery across the entire RPM range. Bill's Pipes Works Pipe delivers race-proven performance that's been validated over three decades of championship-level competition,...
    K-82
    SKU:
    K-82
    Availability:
    Special Order
    Weight:
    3.00 LBS
    $299.99
    Qty in Cart: 0
    Quantity:
    Price:
    $299.99
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  • YZ 125 Bill's Pipe MX2 Works

    MX2 Works Pipe YZ 125 2005-2021 Yamaha

    BILLS PIPES

    $299.99
    If you're running a YZ 125 in serious competition or want to unlock genuine performance gains, the Bill's Pipes MX2 Works Pipe is the exhaust upgrade that delivers across the entire power band. Built on over 30 years of 2-stroke engineering and...
    Y-15
    SKU:
    Y-15
    Availability:
    Special Order
    Weight:
    3.00 LBS
    type:
    Pipe
    $299.99
    Qty in Cart: 0
    Quantity:
    Price:
    $299.99
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  • KX 85 Silencer Bills Pipes MX2 Silencer KX 85/100 2002-2022 KAWASAKI

    MX2 Silencer KX 85/100 2002-2022 KAWASAKI

    BILLS PIPES

    $189.99
    A quality silencer is essential for 2-stroke performance—it directly impacts throttle response, mid-range power delivery, and engine longevity. The Bill's Pipes MX2 combines lightweight construction with durable materials to give you crisp power...
    KS-80
    SKU:
    KS-80
    Availability:
    Special Order
    Weight:
    3.00 LBS
    Series:
    MX2
    Type:
    Silencer
    $189.99
    Qty in Cart: 0
    Quantity:
    Price:
    $189.99
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  •  ALL BALLS Petcock Fuel Kit - Suzuki FS101-0142

    ALL BALLS Petcock Fuel Kit - Suzuki FS101-0142

    ALL BALLS

    $158.95
    A failing or deteriorated petcock can lead to fuel starvation, hard starts, and unpredictable performance—issues that cascade through your entire fuel system. This ALL BALLS kit provides a complete OE-specification replacement solution, ensuring reliable...
    07050256
    SKU:
    07050256
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    $158.95
    Qty in Cart: 0
    Quantity:
    Price:
    $158.95
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  •  GET CDI - '19-'24 YZ 85 GK-CDI-0006  GET CDI - '19-'24 YZ 85 GK-CDI-0006

    GET CDI - '19-'24 YZ 85 GK-CDI-0006

    GET

    $641.95
    Factory ignition timing curves limit your YZ 85's potential—they're designed for average riders, not racers. The GET CDI puts precision engine management in your hands, letting you dial in the exact ignition curve your bike needs for track conditions,...
    21010384
    SKU:
    21010384
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $641.95
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  •  HARDLINE Hour/Tach Meter with Log Book HR-8061-2

    HARDLINE Hour/Tach Meter with Log Book HR-8061-2

    HARDLINE

    $37.99
    Proper maintenance intervals are critical to engine longevity, and guesswork has no place in your service schedule. The HARDLINE Hour/Tach Meter eliminates the uncertainty by continuously tracking both engine runtime and RPM, giving you precise data for...
    21300102
    SKU:
    21300102
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    $37.99
    Qty in Cart: 0
    Quantity:
    Price:
    $37.99
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  •  HARDLINE Sniper Tool - 10 Blades TD-SNIPER

    HARDLINE Sniper Tool - 10 Blades TD-SNIPER

    HARDLINE

    $39.99
    Precision tire repair demands precision tooling. The HARDLINE Sniper Tool delivers adjustable groove-cutting capability with 10 interchangeable blades, allowing you to dial in exact depths for consistent, professional-quality repairs every time. Whether...
    38100058
    SKU:
    38100058
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    $39.99
    Qty in Cart: 0
    Quantity:
    Price:
    $39.99
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  •  HELIX Submersible Fuel Line - 1/4" x 3' 140-4003

    HELIX Submersible Fuel Line - 1/4" x 3' 140-4003

    HELIX

    $25.95
    If you're running fuel-injected engines, alcohol blends, or upgrading your in-tank fuel system, you need a fuel line that won't degrade under chemical attack or fail when submerged. The HELIX Submersible Fuel Line delivers the durability and reliability...
    07060414
    SKU:
    07060414
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    $25.95
    Qty in Cart: 0
    Quantity:
    Price:
    $25.95
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  •  HELIX Submersible Fuel Line - 1/4" x 10' 140-4010

    HELIX Submersible Fuel Line - 1/4" x 10' 140-4010

    HELIX

    $81.95
    In-tank fuel systems demand reliable tubing that resists chemical degradation and handles the demands of high-performance applications. The HELIX Submersible Fuel Line delivers the durability and chemical resistance required for fuel injection systems,...
    07060415
    SKU:
    07060415
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $81.95
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  •  HELIX Submersible Fuel Line - 1/4" x 25' 140-4025

    HELIX Submersible Fuel Line - 1/4" x 25' 140-4025

    HELIX

    $199.95
    If you're running fuel systems with submersible pumps or building a custom fuel setup, you need a fuel line that won't degrade under prolonged chemical exposure or high-octane fuels. The HELIX Submersible Fuel Line delivers proven durability with a...
    07060416
    SKU:
    07060416
    Availability:
    Ships Same Business Day
    Weight:
    1.01 LBS
    $199.95
    Qty in Cart: 0
    Quantity:
    Price:
    $199.95
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  •  HELIX Submersible Fuel Line - 30R - 1/4" x 3' 140-4130

    HELIX Submersible Fuel Line - 30R - 1/4" x 3' 140-4130

    HELIX

    $74.95
    If you're running a fuel system in a tank or dealing with submerged fuel line applications, you need a line that won't degrade under constant immersion and fuel exposure. The HELIX Submersible Fuel Line is engineered specifically for this punishment,...
    07060418
    SKU:
    07060418
    Availability:
    Ships Same Business Day
    Weight:
    0.66 LBS
    $74.95
    Qty in Cart: 0
    Quantity:
    Price:
    $74.95
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  •  HELIX Submersible Fuel Line - 30R - 1/4" x 10' 140-4140

    HELIX Submersible Fuel Line - 30R - 1/4" x 10' 140-4140

    HELIX

    $241.95
    Fuel system reliability is non-negotiable in high-performance racing and custom automotive builds. The HELIX Submersible Fuel Line delivers the durability and chemical resistance required for modern fuel injection systems, alcohol-blend fuels, and...
    07060419
    SKU:
    07060419
    Availability:
    Ships Same Business Day
    Weight:
    1.20 LBS
    $241.95
    Qty in Cart: 0
    Quantity:
    Price:
    $241.95
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  •  HELIX Submersible Fuel Line - 30R - 1/4" x 25' 140-4150

    HELIX Submersible Fuel Line - 30R - 1/4" x 25' 140-4150

    HELIX

    $594.95
    Fuel system reliability is non-negotiable in racing and high-performance applications. The HELIX Submersible Fuel Line delivers the durability and chemical resistance required for demanding fuel pump installations, whether you're running a submerged...
    07060420
    SKU:
    07060420
    Availability:
    Ships Same Business Day
    Weight:
    2.88 LBS
    $594.95
    Qty in Cart: 0
    Quantity:
    Price:
    $594.95
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  •  HELIX Fuel Line - Black - EFI - 3/8" x 25' 380-9325

    HELIX Fuel Line - Black - EFI - 3/8" x 25' 380-9325

    HELIX

    $264.95
    A fuel line failure at speed isn't just inconvenient—it's dangerous. The HELIX Fuel Line delivers the reliability and fuel system compatibility you need for EFI platforms, whether you're running ethanol-blended pump gas or pushing boost on the track...
    07060422
    SKU:
    07060422
    Availability:
    Ships Same Business Day
    Weight:
    3.12 LBS
    $264.95
    Qty in Cart: 0
    Quantity:
    Price:
    $264.95
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  •  HELIX Submersible Fuel Line - 30R - 5/16" x 18" 516-8001

    HELIX Submersible Fuel Line - 30R - 5/16" x 18" 516-8001

    HELIX

    $36.95
    Fuel system reliability is non-negotiable in racing and high-performance applications. The HELIX Submersible Fuel Line delivers the durability and chemical resistance required for consistent fuel delivery, whether you're running ethanol-blended fuel or...
    07060423
    SKU:
    07060423
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    $36.95
    Qty in Cart: 0
    Quantity:
    Price:
    $36.95
    Subtotal:
  •  HELIX Submersible Fuel Line - 30R - 5/16" x 3' 516-8003

    HELIX Submersible Fuel Line - 30R - 5/16" x 3' 516-8003

    HELIX

    $77.95
    Fuel system reliability is non-negotiable when you're pushing your engine to the limit. The HELIX Submersible Fuel Line is engineered specifically for high-demand applications where standard fuel lines fall short—whether you're running a fuel cell,...
    07060424
    SKU:
    07060424
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    $77.95
    Qty in Cart: 0
    Quantity:
    Price:
    $77.95
    Subtotal:
  •  HELIX Submersible Fuel Line - 30R - 5/16" x 10' 516-8010

    HELIX Submersible Fuel Line - 30R - 5/16" x 10' 516-8010

    HELIX

    $241.95
    Whether you're running a fuel cell in a high-performance racing application or upgrading your daily driver's fuel system, the HELIX Submersible Fuel Line delivers the durability and chemical resistance required for modern fuel blends and demanding...
    07060425
    SKU:
    07060425
    Availability:
    Ships Same Business Day
    Weight:
    1.38 LBS
    $241.95
    Qty in Cart: 0
    Quantity:
    Price:
    $241.95
    Subtotal:
  •  HELIX Submersible Fuel Line - 5/16" x 18" 516-8401

    HELIX Submersible Fuel Line - 5/16" x 18" 516-8401

    HELIX

    $13.95
    If you're running a fuel system that demands chemical resistance and space efficiency, the HELIX Submersible Fuel Line delivers the reliability required in high-performance applications. Its tri-layer construction—nylon outer, polyurethane middle, nylon...
    07060428
    SKU:
    07060428
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $13.95
    Subtotal:
  •  HELIX Submersible Fuel Line - 5/16" x 3' 516-8403

    HELIX Submersible Fuel Line - 5/16" x 3' 516-8403

    HELIX

    $27.95
    If you're running fuel injection or dealing with alcohol-blend fuels, you need a fuel line that won't degrade or fail under chemical exposure. The HELIX Submersible Fuel Line delivers the durability and reliability required for high-performance...
    07060429
    SKU:
    07060429
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    $27.95
    Qty in Cart: 0
    Quantity:
    Price:
    $27.95
    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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