Pro Circuit Billet Aluminum Axle Blocks

Pro Circuit Billet Aluminum Axle Blocks are precision-machined axle blocks for motocross and off-road dirt bikes. They hold the rear axle securely in the swingarm and let you set chain tension and wheel alignment accurately. They are also known as rear axle adjuster blocks or chain adjuster blocks.

Key Features:

• Machined from billet aluminum for strength and low weight
• Precise fit helps keep the rear wheel aligned and the chain tension consistent
• Built to hold up to the stress of racing and hard off-road riding
• Durable finish helps resist wear and corrosion
• Direct-replacement design for worn or damaged stock axle blocks

Pro Circuit is a well-known name in motocross and off-road performance, with a long record in racing. These axle blocks give riders a durable, dependable replacement for the factory parts. Select the correct variant for your application from the options on this page.