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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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  • AKRAPOVIC Noise Damper Insert - Evolution Line - 109dB - YZ250F/YZ250FX/YZ450F V-TUV386

    AKRAPOVIC Noise Damper Insert - Evolution Line - 109dB - YZ250F/YZ250FX/YZ450F V-TUV386

    AKRAPOVIC

    $82.45
    If you're running your YZ250F, YZ250FX, or YZ450F on a racetrack with strict noise regulations, this Akrapovic Noise Damper Insert is essential to stay compliant without sacrificing your bike's exhaust flow characteristics. The Evolution Line damper...
    18611805
    SKU:
    18611805
    Availability:
    Ships Same Business Day
    Weight:
    0.44 LBS
    $82.45
    Qty in Cart: 0
    Quantity:
    Price:
    $82.45
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  • AKRAPOVIC Noise Damper Insert - Evolution Line - KX450/KX450X V-TUV385

    AKRAPOVIC Noise Damper Insert - Evolution Line - KX450/KX450X V-TUV385

    AKRAPOVIC

    $82.45
    If you're running your KX450 or KX450X on a racetrack with noise restrictions, compliance doesn't mean sacrificing performance. The AKRAPOVIC Noise Damper Insert for the Evolution Line is engineered to bring your exhaust output down to the required...
    18611806
    SKU:
    18611806
    Availability:
    Ships Same Business Day
    Weight:
    0.34 LBS
    $82.45
    Qty in Cart: 0
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    $82.45
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  • AKRAPOVIC Evolution Line Exhaust System - Titanium - CRF450R/CRF450RX S-H4E1-FDHLT AKRAPOVIC Evolution Line Exhaust System - Titanium - CRF450R/CRF450RX S-H4E1-FDHLT

    AKRAPOVIC Evolution Line Exhaust System - Titanium - CRF450R/CRF450RX S-H4E1-FDHLT

    AKRAPOVIC

    $1,973.35
    If you're running a CRF450R or CRF450RX on the circuit, exhaust flow directly impacts throttle response, power delivery, and race-day consistency. The AKRAPOVIC Evolution Line titanium system cuts through the compromises of stock engineering—delivering...
    18202089
    SKU:
    18202089
    Availability:
    Ships Same Business Day
    Weight:
    10.30 LBS
    Qty in Cart: 0
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    Price:
    $1,973.35
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  • AXP RACING Xtrem Skid Plate - Black - KTM AX 1709

    AXP RACING Xtrem Skid Plate - Black - KTM AX 1709

    AXP RACING

    $148.95
    Off-road riding exposes your bike's frame, engine, and cooling system to serious impact and debris damage—especially in extreme terrain. The AXP RACING Xtrem Skid Plate delivers comprehensive underbody protection without adding weight or compromising...
    05062398
    SKU:
    05062398
    Availability:
    Ships Same Business Day
    Weight:
    2.38 LBS
    Qty in Cart: 0
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    Price:
    $148.95
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  • AXP RACING Xtrem Skid Plate - Black - KTM AX 1711

    AXP RACING Xtrem Skid Plate - Black - KTM AX 1711

    AXP RACING

    $148.95
    Extreme terrain demands extreme protection. The AXP Racing Xtrem Skid Plate shields your KTM's frame, engine cases, linkage, and water pump from impacts that would otherwise mean costly downtime and repairs. Built as a single-piece HDPE construction,...
    05062400
    SKU:
    05062400
    Availability:
    Ships Same Business Day
    Weight:
    2.50 LBS
    $148.95
    Qty in Cart: 0
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    $148.95
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  • AXP RACING Xtrem Skid Plate - Orange - KTM AX 1712

    AXP RACING Xtrem Skid Plate - Orange - KTM AX 1712

    AXP RACING

    $148.95
    Extreme terrain demands extreme protection. The AXP RACING Xtrem Skid Plate shields your KTM's frame, engine cases, linkage, and water pump from rocks, roots, and impacts that would otherwise sideline your bike. Built as a monolithic HDPE structure, it...
    05062401
    SKU:
    05062401
    Availability:
    Ships Same Business Day
    Weight:
    2.54 LBS
    $148.95
    Qty in Cart: 0
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    $148.95
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  • AXP RACING Xtrem Skid Plate - Orange - KTM AX 1724

    AXP RACING Xtrem Skid Plate - Orange - KTM AX 1724

    AXP RACING

    $148.95
    When you're pushing your KTM to its limits on technical terrain, frame damage from rocks, roots, and crashes can sideline you for weeks. The AXP RACING Xtrem Skid Plate delivers comprehensive protection across your entire undercarriage—engine cases,...
    05062403
    SKU:
    05062403
    Availability:
    Ships Same Business Day
    Weight:
    2.56 LBS
    $148.95
    Qty in Cart: 0
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    $148.95
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  • Rekluse Slave Cylinder Gas Gas EC 250 2021-2024 RMS-2417001

    Rekluse Slave Cylinder Gas Gas EC 250 2021-2024 RMS-2417001

    REKLUSE

    $219.00
    If you're running a manual clutch on your Gas Gas EC 250, hydraulic feel and consistency directly impact your control in technical terrain. The Rekluse slave cylinder eliminates play and vagueness in your clutch lever, giving you the precise modulation...
    11321981
    SKU:
    11321981
    Availability:
    Ships Same Business Day
    Weight:
    0.58 LBS
    $219.00
    Qty in Cart: 0
    Quantity:
    Price:
    $219.00
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  • Pro Circuit KX 65 2002-2024 Exhaust Kit Combo R304 Works Pipe PCKX650224W

    Pro Circuit KX 65 2002-2024 Exhaust Kit Combo R304 Works Pipe PCKX650224W

    PRO CIRCUIT

    $5.00
    If you're serious about extracting maximum power from your KX 65, the Pro Circuit Works Pipe and R-304 Silencer Combo is the exhaust upgrade that delivers measurable gains across the entire RPM range. Hand-welded AKDQ carbon steel construction paired...
    PCKX650224W
    SKU:
    PCKX650224W
    Availability:
    Ships same business day
    Weight:
    5.00 LBS
    $5.00
    Qty in Cart: 0
    Quantity:
    Price:
    $5.00
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  • Pro Circuit Works Pipe R-304 Silencer Combo Yamaha YZ125 2002-2021 PCYZ1250221W

    Pro Circuit Works Pipe R-304 Silencer Combo Yamaha YZ125 2002-2021 PCYZ1250221W

    PRO CIRCUIT

    $5.00
    The Pro Circuit Works Pipe R-304 Silencer Combo is engineered to unlock measurable gains in horsepower and torque across your YZ125's entire power band while maintaining the reliability you need on the track. Hand-welded construction and premium carbon...
    PCYZ1250221W
    SKU:
    PCYZ1250221W
    Availability:
    Ships same business day
    Weight:
    5.00 LBS
    $5.00
    Qty in Cart: 0
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    Price:
    $5.00
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  • Pro Circuit Yamaha YZ65 2019-2023 Exhaust Kit R-304 Works Pipe 1131865

    Pro Circuit Yamaha YZ65 2019-2023 Exhaust Kit R-304 Works Pipe 1131865

    PRO CIRCUIT

    $5.00
    If you're serious about extracting every ounce of performance from your YZ65, the Pro Circuit Works Pipe and R-304 Silencer combo is the exhaust system purpose-built to deliver. This hand-welded, precision-engineered setup unlocks measurable gains in...
    PCYZ651923W
    SKU:
    PCYZ651923W
    Availability:
    Ships same business day
    Weight:
    5.00 LBS
    $5.00
    Qty in Cart: 0
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    $5.00
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  • Pro Circuit Works Pipe Yamaha YZ85 2002-2018 R304 Silencer Combo PY02085

    Pro Circuit Works Pipe Yamaha YZ85 2002-2018 R304 Silencer Combo PY02085

    PRO CIRCUIT

    $5.00
    If you're serious about extracting maximum power from your YZ85, the Pro Circuit Works Pipe and R-304 Silencer Combo delivers measurable gains across the entire RPM band—exactly what you need to stay competitive on the track. This hand-welded system is...
    PCYZ850218W
    SKU:
    PCYZ850218W
    Availability:
    Ships same business day
    Weight:
    5.00 LBS
    $5.00
    Qty in Cart: 0
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    $5.00
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  • PIRELLI Tire - Scorpion* MX Soft - Rear - 110/90-19 - 62M 3256900

    PIRELLI Tire - Scorpion* MX Soft - Rear - 110/90-19 - 62M 3256900

    PIRELLI

    $189.77
    If you're racing in muddy or sandy conditions, tire choice directly impacts your lap times and consistency. The Pirelli Scorpion MX Soft delivers the traction and self-cleaning properties needed to maintain top speed from gate drop, while its...
    03130645
    SKU:
    03130645
    Availability:
    Ships Same Business Day
    Weight:
    11.60 LBS
    $189.77
    Qty in Cart: 0
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    Price:
    $189.77
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  • PIRELLI Tire - Scorpion* XC Mid Hard - Front - 80/100-21 - 51R 3107800

    PIRELLI Tire - Scorpion* XC Mid Hard - Front - 80/100-21 - 51R 3107800

    PIRELLI

    $170.58
    The PIRELLI Scorpion XC Mid Hard front tire delivers the terrain versatility and lightweight construction serious off-road riders demand. Built with a specialized polyester carcass, this tire excels on intermediate to hard-packed surfaces while keeping...
    03120349
    SKU:
    03120349
    Availability:
    Ships Same Business Day
    Weight:
    8.40 LBS
    $170.58
    Qty in Cart: 0
    Quantity:
    Price:
    $170.58
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  • PIRELLI Tire - Scorpion* MX32* Mid Hard - Front - 90/100-21 - 51M 3842600

    PIRELLI Tire - Scorpion* MX32* Mid Hard - Front - 90/100-21 - 51M 3842600

    PIRELLI

    $163.30
    The PIRELLI Scorpion MX32 Mid Hard is engineered for racers and serious riders who demand consistent grip and durability on hardpack and mid-hard terrain. The dense knob layout delivers a stable contact patch that translates cornering aggression into...
    03120467
    SKU:
    03120467
    Availability:
    Ships Same Business Day
    Weight:
    9.00 LBS
    $163.30
    Qty in Cart: 0
    Quantity:
    Price:
    $163.30
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  • PIRELLI Tire - Scorpion* MX32 Mid Soft - Front - 2.50-10 - 33J 3841800

    PIRELLI Tire - Scorpion* MX32 Mid Soft - Front - 2.50-10 - 33J 3841800

    PIRELLI

    $56.90
    If you're pushing your dirt bike through variable terrain, steering response and traction consistency make the difference between winning and washing out. The PIRELLI Scorpion MX32 Mid Soft delivers precise front-end control on softer ground while...
    03120468
    SKU:
    03120468
    Availability:
    Ships Same Business Day
    Weight:
    2.90 LBS
    $56.90
    Qty in Cart: 0
    Quantity:
    Price:
    $56.90
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  • PIRELLI Tire - Scorpion* MX32 Mid Soft - Rear - 2.75-10 - 37J 3842200

    PIRELLI Tire - Scorpion* MX32 Mid Soft - Rear - 2.75-10 - 37J 3842200

    PIRELLI

    $67.14
    The PIRELLI Scorpion MX32 Mid Soft delivers precise steering control on variable terrain, making it the ideal choice for riders who demand responsive handling without sacrificing grip. Its mid-shoulder lug design excels in softer conditions while...
    03120470
    SKU:
    03120470
    Availability:
    Ships Same Business Day
    Weight:
    3.90 LBS
    $67.14
    Qty in Cart: 0
    Quantity:
    Price:
    $67.14
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  • PIRELLI Tire - Scorpion* MX32 Mid Soft - Front - 70/100-17 - 57M 4024400

    PIRELLI Tire - Scorpion* MX32 Mid Soft - Front - 70/100-17 - 57M 4024400

    PIRELLI

    $82.09
    If you're racing or riding on soft to intermediate terrain, tire choice directly impacts your lap times and confidence through corners. The PIRELLI Scorpion MX32 Mid Soft delivers the steering precision and traction you need to push harder, while its...
    03120494
    SKU:
    03120494
    Availability:
    Ships Same Business Day
    Weight:
    5.50 LBS
    $82.09
    Qty in Cart: 0
    Quantity:
    Price:
    $82.09
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  • PIRELLI Tire - Scorpion* MX32 Mid Soft - Front - 90/100-21 - 62M 4108200

    PIRELLI Tire - Scorpion* MX32 Mid Soft - Front - 90/100-21 - 62M 4108200

    PIRELLI

    $149.82
    If you're running a dirt bike or off-road motorcycle on mixed terrain, tire choice directly impacts your control, lap times, and safety. The Pirelli Scorpion MX32 Mid Soft delivers the steering precision and traction you need when conditions shift...
    03120495
    SKU:
    03120495
    Availability:
    Ships Same Business Day
    Weight:
    8.90 LBS
    $149.82
    Qty in Cart: 0
    Quantity:
    Price:
    $149.82
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  • PIRELLI Tire - Scorpion* XC Mid Hard - Rear - 100/100-18 - 59R 3107900

    PIRELLI Tire - Scorpion* XC Mid Hard - Rear - 100/100-18 - 59R 3107900

    PIRELLI

    $151.74
    If you're running intermediate to hard-packed terrain and need a tire that won't bog down your bike, the Pirelli Scorpion XC Mid Hard delivers the lightweight construction and reliable grip you need to maintain momentum through technical sections. The...
    03130656
    SKU:
    03130656
    Availability:
    Ships Same Business Day
    Weight:
    10.90 LBS
    $151.74
    Qty in Cart: 0
    Quantity:
    Price:
    $151.74
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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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