Dirt Bike Helmets and Shields
Dirt Bike Helmets for Adult & Youth, 6D ATR-2 & Alpinestars Supertech M10 at JJ Motorsports
Protect your head with premium dirt bike helmets from JJ Motorsports, featuring MIPS technology and lightweight construction for safety and comfort in motocross, enduro, and trail riding. These DOT/Snell-certified lids offer ventilation and style.
Shop Z1R, 6D Helmets, and Alpinestars helmets for race-ready protection. Explore related categories such as dirt bike riding gear and apparel for jerseys and gloves, or dirt bike for suspension and brakes to complete your gear setup and ensure secure, ventilated coverage across all conditions, from high-speed gates to dusty loops.
Top Dirt Bike Helmets
- Z1R Youth F-I Helmet Fractal MIPS Matte Black Medium 0111-1509 – Youth MIPS helmet with fractal graphics; lightweight polycarbonate for junior riders on Yamaha YZ85.
- 6D Helmets ATR-2 Helmet Range Red 2XL 12-3129 – Advanced ODS technology helmet in red; multi-density EPS for impact absorption on KTM SX.
- Alpinestars Supertech M10 Helmet Fame MIPS Black Carbon Large 8300423-1902-L – Carbon fiber M10 with MIPS; aerodynamic vents for Honda CRF pro-level safety.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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100% Trajecta Liner - Thick - Large 89021-00006
100%
$22.00A quality helmet liner directly impacts comfort during long sessions and race days—sweat management affects focus and performance. This genuine 100% Trajecta replacement liner wicks moisture effectively, keeping your vision clear and your head dry when...01343044- SKU:
- 01343044
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- FITS SIZE RANGE:
- L
- RIDING STYLE:
- BICYCLE
- TYPE:
- HELMET
- BASE COLOR:
- BLACK
- SIZE GROUP:
- ADULT
- THICKNESS:
- THICK
- COLOR/FINISH:
- BLACK
- DISPLAY COLOR/FINISH:
- BLACK
- MATERIAL:
- POLYESTER
- MODEL:
- TRAJECTA
- PRODUCT NAME:
- LINER
- UNITS:
- EACH
$22.00Qty in Cart: 0Quantity:Price:$22.00Subtotal: -
100% Trajecta Liner - Thick - XL 89021-00008
100%
$22.00A properly maintained helmet liner is critical for both comfort and hygiene during extended racing sessions. This genuine 100% Trajecta replacement liner wicks moisture away from your head, keeping you focused on performance rather than discomfort. The...01343045- SKU:
- 01343045
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- BICYCLE
- SIZE GROUP:
- ADULT
- TYPE:
- HELMET
- BASE COLOR:
- BLACK
- DISPLAY COLOR/FINISH:
- BLACK
- FITS SIZE RANGE:
- XL
- MATERIAL:
- POLYESTER
- MODEL:
- TRAJECTA
- PRODUCT NAME:
- LINER
- UNITS:
- EACH
- THICKNESS:
- THICK
$22.00Qty in Cart: 0Quantity:Price:$22.00Subtotal: -
100% Trajecta Liner - Thick - Medium 89021-00004
100%
$22.00A helmet liner takes a beating—sweat, dirt, and repeated compression break down comfort and hygiene fast. This genuine 100% Trajecta replacement liner restores your helmet's moisture-wicking performance and keeps your head dry and comfortable during...01343043- SKU:
- 01343043
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MODEL:
- TRAJECTA
- PRODUCT NAME:
- LINER
- TYPE:
- HELMET
- THICKNESS:
- THICK
- COLOR/FINISH:
- BLACK
- DISPLAY COLOR/FINISH:
- BLACK
- MATERIAL:
- POLYESTER
- UNITS:
- EACH
- BASE COLOR:
- BLACK
- FITS SIZE RANGE:
- M
- RIDING STYLE:
- BICYCLE
- SIZE GROUP:
- ADULT
$22.00Qty in Cart: 0Quantity:Price:$22.00Subtotal: -
Hiflofiltro Air Filter for KTM 350 SX-F 2016-2022 HFF5019
HIFLOFILTRO
$23.60A quality air filter is non-negotiable for maintaining peak engine performance and longevity on your KTM 350 SX-F. The Hiflofiltro HFF5019 uses dual-layer foam technology to maximize airflow while trapping harmful contaminants, keeping your engine...10113789- SKU:
- 10113789
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$23.60 -
Hiflofiltro Air Filter Aprilia Sportcity 250 2007-2009 HFA5201DS
HIFLOFILTRO
$7.15A quality air filter is fundamental to engine efficiency—it directly impacts throttle response, fuel economy, and longevity of your engine components. The Hiflofiltro HFA5201DS delivers superior filtration without the restriction that can bog down...10113675- SKU:
- 10113675
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$7.15 -
Hiflofiltro Air Filter Aprilia Sport City 50 2008-2013 HFA5202DS
HIFLOFILTRO
$7.15A quality air filter is your engine's first line of defense against dust, debris, and contaminants that compromise performance and longevity. The Hiflofiltro HFA5202DS delivers dual-layer foam filtration engineered specifically for the Aprilia Sport City...10113676- SKU:
- 10113676
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$7.15 -
Hiflofiltro Air Filter Honda CBR500R 2013-2018 HFA1508
HIFLOFILTRO
$24.40Stock air filters restrict airflow and compromise engine efficiency—the HFA1508 replaces restrictive OEM filtration with optimized media that flows cleaner air directly into your CBR500R's intake. This direct bolt-in upgrade delivers measurable gains in...10113851- SKU:
- 10113851
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
$24.40 -
Hiflofiltro Air Filter for Honda CB650F 2014-2018 HFA1622
HIFLOFILTRO
$16.75Stock air filters restrict airflow and accumulate contaminants faster than performance alternatives—costing you horsepower and engine longevity. The Hiflofiltro HFA1622 delivers measurably higher flow rates while maintaining superior filtration, giving...10113852- SKU:
- 10113852
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
$16.75 -
Hiflofiltro Air Filter Honda CB1100 2013-2014 HFA1932
HIFLOFILTRO
$33.35Factory air filters restrict your CB1100's breathing, limiting the horsepower and throttle response your bike is capable of producing. The HiloFiltro HFA1932 replaces that restriction with a high-flow design that maintains OEM fitment while delivering...10113855- SKU:
- 10113855
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
$33.35 -
Hiflofiltro Air Filter for Honda CRF1000 Africa Twin 2016-2019 HFA1933
HIFLOFILTRO
$24.73A high-flow air filter is one of the most effective bolt-on upgrades for your CRF1000 Africa Twin, directly improving throttle response and engine efficiency without requiring any fuel system adjustments. The HFA1933 delivers measurably better airflow...10113856- SKU:
- 10113856
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
$24.73 -
Hiflo Air Filter Kawasaki ZX-6R Ninja 2009-2023 HFA2609
HIFLOFILTRO
$22.48Stock air filters restrict your ZX-6R's breathing potential, costing you measurable horsepower and throttle response. The Hiflo HFA2609 delivers superior airflow over OEM filters while maintaining factory airbox compatibility—giving you a straightforward...10113857- SKU:
- 10113857
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$22.48 -
Hiflofiltro Air Filter Kawasaki Z1000 2014-2016 HFA2920
HIFLOFILTRO
$28.70Factory air filters restrict airflow and rob your Z1000 of responsive power delivery. The Hiflofiltro HFA2920 replaces that bottleneck with a high-flow design that maintains OEM fitment while pushing more clean air into your engine—giving you measurable...10113861- SKU:
- 10113861
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
$28.70 -
Hiflofiltro Air Filter Kawasaki Z900 2017-2024 HFA2922
HIFLOFILTRO
$28.10Your Z900's factory air filter restricts airflow and loses filtration efficiency over time, robbing your engine of responsiveness and power. The Hiflofiltro HFA2922 swaps directly into your stock airbox with zero modification, delivering measurable gains...10114152- SKU:
- 10114152
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
$28.10Qty in Cart: 0Quantity:Price:$28.10Subtotal: -
Hiflofiltro Yamaha X-Max 300 2017-2024 Air Filter HFA4301
HIFLOFILTRO
$15.90The factory air filter in your X-Max 300 restricts airflow, limiting your scooter's potential for responsive throttle action and efficient combustion. This Hiflofiltro replacement maintains OEM fitment while delivering superior filtration media that...10114156- SKU:
- 10114156
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$15.90Qty in Cart: 0Quantity:Price:$15.90Subtotal: -
Hiflofiltro Crankcase Air Filter for Yamaha X-Max 300 2017-2024 HFA4302
HIFLOFILTRO
$11.40Your Yamaha X-Max 300's crankcase ventilation system works harder than you might think—and a clogged air filter forces your engine to work inefficiently, increasing wear and reducing responsiveness. The Hiflofiltro HFA4302 crankcase air filter maintains...10114157- SKU:
- 10114157
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
$11.40Qty in Cart: 0Quantity:Price:$11.40Subtotal: -
Hiflofiltro Air Filter Honda PCX125 2010-2011 HFA1114
HIFLOFILTRO
$14.25Restricted airflow throttles engine efficiency and responsiveness—especially on high-revving scooters like the PCX125. The Hiflofiltro HFA1114 restores optimal intake flow while maintaining superior filtration, ensuring your engine breathes freely...10113287- SKU:
- 10113287
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
$14.25 -
Hiflofiltro Air Filter Yamaha XT600E 1991-1995 HFA4608
HIFLOFILTRO
$18.58A quality air filter is fundamental to engine performance—it directly impacts airflow, throttle response, and engine longevity. The Hiflofiltro HFA4608 is engineered specifically for your Yamaha XT600E (1991-1995), delivering increased air volume while...10111689- SKU:
- 10111689
- Availability:
- Ships Same Business Day
- Weight:
- 0.34 LBS
$18.58 -
Hiflofiltro Air Filter for KTM 125 Duke 2011-2016 HFA6302
HIFLOFILTRO
$16.73A stock air filter restricts your KTM 125 Duke's breathing, leaving performance on the table. The Hiflofiltro HFA6302 drops in as a direct replacement that increases airflow to your engine while maintaining the factory airbox design—no modifications or...10113786- SKU:
- 10113786
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
$16.73Qty in Cart: 0Quantity:Price:$16.73Subtotal: -
Hiflofiltro Air Filter Kawasaki KX 250 F 2017-2018 HFF2027
HIFLOFILTRO
$23.60A properly maintained air filter is critical to engine reliability and consistent performance—especially on high-demand machines like the KX 250 F. The HFF2027 delivers effective filtration without sacrificing airflow, keeping contaminants out while your...10113788- SKU:
- 10113788
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$23.60 -
EMGO Air Filter - Suzuki 12-94094
EMGO
$35.31A clean, efficient air filter is fundamental to maintaining your engine's performance and longevity. The EMGO Air Filter (12-94094) meets or exceeds OEM-quality standards, ensuring optimal airflow while protecting your engine from contaminants. This...10113904- SKU:
- 10113904
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$35.31
