Supersprox Stealth 51T Rear Sprockets - Sprocket RED Alum CAR BLK Steel Teeth — Harley-Davidson (1984-2025)

Supersprox Stealth 51T rear sprocket with red anodized aluminum core and hardened steel teeth, engineered for high-torque V-twin applications where belt drive falls short. The dual-material design cuts rotational mass by 70% while the precision-cut hub ring fits both 1.99

Features

• Hardened steel teeth extend chain life with smooth engagement
• Aluminum core reduces rotational mass by 70%
• Stainless steel rivets for security and reliability
• Fits 1.99" (1984-1989) and 2.22" (2000-2025) hub sizes
• Red anodized aluminum core with anti-rust steel teeth
• 530 chain compatible

Specifications

• Brand: Supersprox
• Manufacturer Part #: RST-7080:51-RED
• Teeth: 51T
• Core Material: Aluminum (red anodized)
• Teeth Material: Hardened steel with Tri-Zinc anti-rust coating
• Diameter: 11.81 in
• Height: 0.5 in
• Weight: 2.46 lbs
• Hub Compatibility: 1.99" (1984-1989) and 2.22" (2000-2025)
• Country of Origin: French Polynesia

Fitment

Fits V-twin motorcycles with 530 chain and compatible with both 1.99-inch hubs (1984–1989) and 2.22-inch hubs (2000–2025).

Frequently Asked Questions

Will this 51T sprocket fit my Harley?

Yes — the precision-cut hub ring fits both 1984-1989 (1.99" hub) and 2000-2025 (2.22" hub) Harley models. Verify your hub size before ordering.

What's the advantage of the dual-material design?

The aluminum core reduces rotational mass by 70%, improving acceleration and handling, while hardened steel teeth provide durability and smooth 530 chain engagement.

How long will the chain last with these teeth?

Hardened steel teeth with Tri-Zinc coating engage smoothly, extending chain life compared to standard sprockets.

Does this require belt drive conversion?

No — this 51T sprocket is designed for high-torque V-twin motorcycles and works with standard 530 chain drive. It's built for riders who want more performance than belt drive offers.

What sizes and colors are available?

Supersprox offers the Stealth sprocket in 49T, 51T, and 53T, with anodized black, red, or gold aluminum cores. All have black Tri-Zinc anti-rust steel teeth.