Idler Wheel Rubber 5.13" for Ski-Doo Alpine 640 1969-1982

Idler Wheel Rubber 5.13" for Ski-Doo

This 5.13 inch idler wheel rubber is a replacement wheel for Ski-Doo Alpine 640 snowmobiles from 1969 through 1982, running along the inside of the track to keep it aligned and tensioned.

Overview

This idler wheel rubber measures 5.13 inches and is intended for Ski-Doo Alpine 640 snowmobiles built between 1969 and 1982. The wheel rolls against the track to hold alignment, reduce friction, and maintain proper tension across the skid frame. It is aimed at vintage Alpine owners keeping an older machine running on the snow.

Built For Performance

• 5.13 inch diameter matches the original idler wheel size on Alpine 640 skids
• Rubber outer surface grips the track to help hold alignment
• Rolls against the track to reduce friction and wear
• Replacement for cracked, worn, or missing original idler wheels
• Suited to vintage snowmobile restoration and trail use

Fits These Machines

• for Ski-Doo Alpine 640 (1969-1982)

On-The-Job Use

• Skid frame service on vintage Alpine 640 snowmobiles
• Track alignment and tension adjustment
• Restoration projects bringing older machines back to rideable condition
• Trailside replacement after an idler wheel fails

Specs At A Glance

Good To Know

Q: How many idler wheels does an Alpine 640 skid use? A: The count varies by model year and skid configuration, so check your machine and order the quantity you need. Inspect the rest of the wheels for cracks while the skid is apart.

Q: Will this idler wheel fit later Ski-Doo models? A: It is intended for Ski-Doo Alpine 640 machines from 1969 through 1982. Fit can depend on serial number and skid variation, so confirm before ordering.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.