Mustang Motorcycle 1 Piece Original — 2004-2021 Harley-Davidson Sportster Fastback

Mustang Motorcycle 1-piece Original Fastback seat for 2004-2021 Harley Sportster, featuring a high-rising backrest for support and a tapered passenger section with a streamlined profile. The seat cuts the rider lower and farther back than stock while maintaining reasonable two-up comfort.

Features

• High-rising backrest for excellent rider support
• Tapered passenger section for streamlined look
• Rider positioned lower and farther back than stock
• One-piece construction

Specifications

• Brand: Mustang Motorcycle
• Manufacturer Part #: 76147
• Weight: 8.1 lb
• Category: Seats / One-Piece Motorcycle Seats

Fitment

Fits 2004-2021 Harley-Davidson Sportster Fastback models. On models with a 2.1 gallon tank, there will be a gap at the nose of the seat where it meets the fuel tank.

Frequently Asked Questions

Will this seat fit my Sportster Fastback?

Yes — this is a direct fit for 2004-2021 Sportster Fastback. Check fitment notes for your specific fuel tank configuration.

Is there a gap between the seat and fuel tank?

On Sportsters with a 2.1 gallon tank, a small gap will appear at the nose where the seat meets the tank — this is normal.

How much lower does the rider sit compared to stock?

The Fastback geometry places the rider slightly lower and farther back than the OEM seat for a more custom riding position.

Can two people ride comfortably on this seat?

The tapered passenger section still offers reasonable two-up comfort, though the focus is on streamlined styling and rider support.