Parts & Upgrades

This full Rider Figure with Club MX helmet, fits the Losi Promoto-MX/SM, and is made of a durable plastic with detail painted helmet and boots.

This replacement Rider Mounting Set makes for effortless installation for the Losi Promoto-MX/SM. It comes with MX style foot pegs and is made from...

Overview Install eye-catching plastics panels and graphics onto your Promoto-MX and transform your Promo...

This is a complete Rear Swing Arm assembly for your Losi Promoto-MX/SM.

Overview Take your Promoto-MX to the next level by removing the stock injected front and rear triple clam...

This Aluminum Compound Gear makes a great replacement upgrade for your Losi Promoto-MX/SM. It is made from 7075-T6 aluminum.

This durable Metal Sprocket is a replacement drive sprocket for the Losi Promoto-MX/SM.

Overview Install eye-catching plastics panels and graphics onto your Promoto-MX and transform your Promot...

This Ball Bearing is a Losi direct replacement part.

Overview Upgrade Promoto-MX's front and rear steel axles to high-performance titanium. Titanium's exceptional strength-to-weight ratio and cor...

This Metal Rear Disc Brake Rotor adds scale to your Losi Promoto-MX/SM and is made of machined steel.

This is a stock replacement Electronic Mount set for your Losi Promoto-MX/SM. It is made of injection molded plastic and metal screws.

Overview Take your Promoto-MX to the next level by removing the stock injected front and rear triple clam...

Overview Upgrade your Promoto-MX's rear rising rate steel pins to titanium in our step-by-step tutorial. ...

These sealed Ball Bearings offer longevity and performance.

Made from durable PVC plastic, this Rider Figure with red goggles makes for a great addition for your Losi Promoto-MX/SM.

The Front Chain Sprocket for the Losi Promoto-MX/SM is made of metal and injection molded plastic.

Overview Install eye-catching plastics panels and graphics onto your Promoto-MX and transform your Promot...

Overview Take your Promoto-MX to the next level by removing the stock injected molded swing arm and insta...

This is a replacement exhaust, exhaust tips, and rear brake rotor.

Losi - LOSA6945The 8x14x4 Rubber Sealed Ball Bearing (4) by Losi is a quality built accessory.