PBI Countershaft Sprocket - Steel 21t-530 HD — Harley-Davidson Sportster 1200, Sportster 883, Sportster 883 Deluxe (1991-1992)

PBI countershaft sprocket in 21-tooth 530 pitch, CNC machined from chromoly steel and heat treated for durability. Direct replacement for V-twin Harley-Davidson and Indian Motorcycle engines that use 530 primary chain.

Features

• CNC machined chromoly steel construction
• Meets or exceeds OEM specifications
• Heat treated for extended wear life
• Electroless nickel plating finish
• Broached for maximum spline-to-shaft contact

Specifications

• Brand: PBI
• Manufacturer Part #: 277-21
• Teeth: 21
• Pitch: 530
• Length: 5.4 in
• Width: 5.7 in
• Height: 0.9 in
• Weight: 1.25 lbs

Fitment

Fits V-twin Harley-Davidson and Indian Motorcycle models equipped with 530 primary chain.

Frequently Asked Questions

Will this fit my Harley or Indian?

This 530-pitch sprocket fits V-twin models with 530 primary chain. Confirm your bike's chain pitch before ordering.

What tooth count does this come in?

This is a 21-tooth sprocket. PBI offers other tooth counts — check the product catalog for your preferred gearing.

Is this OEM or an upgrade?

PBI manufactures this to OEM specifications and exceeds them in heat treatment and finish. It's a direct replacement that meets factory standards.

How long will this sprocket last?

Heat treatment and chromoly steel construction extend wear life beyond stock. Longevity depends on chain maintenance and riding style.