GMX Semi-Automatic Dirt Bike 125cc, Red, Air-Cooled 4-Stroke - Rider X
GMX Semi-Automatic Dirt Bike 125cc, Red, Air-Cooled 4-Stroke - Rider X
GMX Rider X is a red 125cc semi-automatic dirt bike with an air-cooled 4-stroke single-cylinder engine. It has electric and manual kick start options, front and rear hydraulic disc brakes, and rear air suspension with an adjustable shock absorber.
The bike has front/rear 14/12 steel wheels, a physical kill switch on the left handlebar, and a performance aluminum muffler. It arrives 90% assembled; professional assembly is recommended for safety.
- Engine: 125cc air-cooled 4-stroke single cylinder
- Carburettor: 19mm MIKUNI
- Transmission: 125cc semi-automatic
- Maximum Speed: 80 km/hr
- Seat Height: 74cm
- Maximum Load: 80kg
- Dimensions (L x W x H): 155 x 80 x 102 cm
- Colour: Red
Shipping, returns & fit
Shipping is free on U.S. orders of $99 or more; orders under $99 ship for a flat $9.95. We currently ship to U.S. addresses only.
Orders are picked and packed within 1-3 business days. Once shipped, delivery normally takes another 3-7 business days, and you'll receive a tracking link by email. Full details on our Shipping Policy.
You have 30 days from delivery to return any unworn item with tags in its original packaging. Return postage is paid by the buyer, unless your item arrived damaged, wrong, or never arrived — in those cases we replace it or refund you in full and cover the postage.
Approved refunds go back to your original payment method within 5–10 business days. See the full Refund Policy.
Dimensions and series (Modular, Heavy-Duty, Premium) are listed on this page. Items in the same series stack and lock together. Impact-resistant polymer built for the shop and the truck. Colors may vary slightly between screens and batches.
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