Harley Sportster Primary Chain Tensioner Adjuster Pad Mid-USA 75808 39966-80Platform Fitment Bounds: Direct factory plug and play drop in maintenance replacement or safety primary drivetrain overhaul hardware designed explicitly for standard manual primary tensioner brackets inside the outer cover casing layout on classic late 1977 to 1990 carburetor equipped Harley Davidson Sportster (XL) and K Model architectures: Harley Ironhead Sportster Series (Late 19771985): XLH1000 Roadster, XLCH1000 Kickstart, XLT Touring, XLS

Aftermarket 2

Built to Honda’s exact specifications

Front Engine Pulley Tooth Count: 45-Tooth (45T Splined Shaft Style)

and Electra Glide models

Direct replacement for Yamaha OEM part 4TR-14451

Carrier: Billet Aluminum

The plastic wrap has typical outer warehouse scuffs

Bulb Shape: TL-3 (Lens-End / Magnifying Glass Tip Capsule)

spare hardware

Harley Ironhead Sportster (1957–1985)

✅ Perfect for painters

fade-resistant performance