DID CHAIN & SPROCKET KITS FOR YAMAHA SX 400

Complete final drive guide for the YAMAHA SX 400. Choose the chain kit that best suits your riding style: from Reinforced setups for daily commuting, high-performance Super Reinforced kits for long distance, to self-cleaning Off Road kits ready for dirt and rally raids.

Available transmission kit options and ranges for YAMAHA SX 400

CHOOSE THE BEST OPTION FOR YOUR BIKE

• DID Reinforced Range: Perfect balance between durability and smooth riding. Keeps the original OEM gearing for daily road use with total reliability.
• DID Super Reinforced Range (High Performance): Maximum tensile strength for demanding rides. Most of our super reinforced kits feature a rubber-cushioned silent front sprocket to absorb vibrations and reduce mechanical noise, plus a free riveting tool (riveter) included.
• Off Road / Rally Raids Range: Designed to withstand mud, sand, and track demands. Features a self-cleaning mud front sprocket with evacuation grooves and a specific DID mixed-use chain.

Why install DID transmission on your YAMAHA SX 400

MECHANICAL PRECISION AND KILOMETRIC DURABILITY

DID chains (with advanced X-Ring / O-Ring seals) drastically reduce premature stretching and ensure a perfect mesh over the sprocket and rear crown teeth, optimizing power delivery to the wheel on your YAMAHA SX 400.

Frequently asked questions about transmission for YAMAHA SX 400

FREQUENTLY ASKED QUESTIONS BEFORE PURCHASING

What does each chain kit for the YAMAHA SX 400 include? All our complete kits include the front sprocket, heat-treated steel rear crown, the DID chain corresponding to the model's pitch and length, and its proper master link.

Does this kit respect the original gear ratio of the YAMAHA SX 400? Yes, all references shown in this category are calculated to match the factory gearing of the YAMAHA SX 400, avoiding speedometer discrepancies.

Are the kits compatible with all years of the YAMAHA SX 400? In each kit's product sheet, you will find the exact compatibility specification with the individualized year breakdown for your version.