Harddrive Master Cylinder Rebuild Kit - XL 2004-2006 W/ RET Boot 42810-04 — Harley-Davidson Sportster 1200 Custom, Roadster, Sportster 883 (2004-2006)

Harddrive master cylinder rebuild kit for 2004-2006 Harley-Davidson Sportster XL front brakes, containing all seals, springs, and internal components needed to restore OEM or aftermarket master cylinders to proper function. Includes retention boot.

Features

• Complete internal seal and spring kit
• Fits OEM and aftermarket front master cylinders
• Includes retention boot
• For 2004-2006 Harley Sportster XL

Specifications

• Brand: Harddrive
• Manufacturer Part #: 87716
• UPC: 191361356049
• Length: 5.7 in
• Width: 0.9 in
• Height: 3.75 in
• Weight: 1.1 lbs
• Country of Origin: Japan

Fitment

Fits 2004-2006 Harley-Davidson Sportster (XL) front master cylinders. Compatible with both OEM and aftermarket cylinders.

Frequently Asked Questions

Will this fit my Sportster front brake master cylinder?

Yes — this kit fits 2004-2006 Sportster XL models with OEM or aftermarket front master cylinders.

What's included in the kit?

All internal seals, springs, o-rings, and the retention boot needed to fully rebuild the master cylinder.

Do I need any special tools to install this?

Basic rebuild tools are recommended — a master cylinder rebuild tool or small picks help remove and seat the seals properly.

Will this fit pre-2004 Sportsters?

No — this kit is specific to 2004-2006 XL models. Older Sportsters use different master cylinder designs.