Yamaha SR400 Parts (1978–2021) – OEM & Aftermarket Motorcycle Parts

Looking for Yamaha SR400 parts? This collection includes OEM and aftermarket Yamaha SR400 motorcycle parts for kickstart single-cylinder models where fitment applies. Whether you are maintaining a rider, keeping a modern-retro SR400 dependable, or restoring an earlier machine, this page helps you find dependable Yamaha SR400 replacement parts faster.

The Yamaha SR400 carried the classic big-single formula forward for decades. Its air-cooled engine, simple chassis, vintage styling, and mechanical honesty made it one of Yamaha’s most enduring motorcycles, equally appealing to daily riders, restorers, and custom builders who want a clean, timeless platform.

Search intent around this family often includes Yamaha SR400 parts, SR400 carburetor or fuel-system parts depending on year, top-end parts, gasket sets, brake parts, fork seals, controls, and ignition components. Accurate fitment is especially important across the long production span and market-specific variations.

At Old Bike Barn, we specialize in OEM and aftermarket Yamaha SR400 parts for riders who want dependable fitment and trusted quality. Whether you are performing routine service, correcting wear, or finishing a clean rider build, this collection is built to make parts shopping easier.

This page includes: engine gasket sets and seal kits, carburetor or fuel-system service parts where applicable, top-end and intake parts, fork seals and suspension components, throttle, clutch, and brake parts, OEM-style levers, cables, mirrors, and controls, and electrical components such as ignition parts, relays, switches, and wiring essentials.

All parts are curated specifically for Yamaha SR400 models where fitment applies, helping riders shop confidently for maintenance, repair, and restoration parts. Whether you are fixing fuel delivery, refreshing worn controls, or keeping a dependable rider on the road, we focus on proper fitment, reliable operation, and long-term durability.

Hard-to-find OEM and aftermarket parts, accurate year-specific fitment, inventory curated by riders who wrench, and friendly support from knowledgeable motorcycle specialists — that’s why riders trust Old Bike Barn for Yamaha SR400 parts. We help keep classic and modern-retro Yamaha singles running right.