2011-12. Left.W/DUAL REAR WHEELS. Right.W/DUAL REAR WHEELS. A bolt used to mount / lock the disc brake Caliper to the disc brake Caliper guide Pin. A Pin used with a float style Caliper, which mounts the Caliper to a Caliper bracket through a Caliper guide Pin bolt, allowing the Caliper to slide freely during braking. Dual Rear Wheels. From 07/28/2010. Incl.Guide Pins,Bolts & Boots. Kit. Single Rear Wheels. To 07/28/2010. To 10/22/2012. bushing. Locating. repair. support retainer. Disc Brake Slide Bolt. GUIDE. Mount.