JMCHstore Seat Spring Kit for Monster Mega Moto 80cc/105cc
$63.99 on Amazon.com (as of June 29, 2026, 5:45 PM EST) View details ↗
Upgrade your mini bike's ride with the JMCHstore Upgraded Seat Spring Kit, designed for Monster Mega Moto MMB80 (80cc) and MMB105 (105cc) models, as well as Coleman RB100 and FRP GMB100 mini bikes. Engineered for superior comfort, this kit features robust springs beneath the seat to absorb shocks on rough terrain, ensuring a smoother and more enjoyable ride for off-road adventures.
Built to last, the kit includes a heavy-duty 3.5mm thick weight-bearing bracket and high-strength springs, supporting riders up to 180 lbs (82 kg) with exceptional durability. Installation is straightforward—just modify your original seat slightly for a perfect fit, using the included hinge pieces, seat support plate, and all necessary hardware. Customize your ride for optimal comfort with this essential upgrade.







