BBR Perimeter +2"/+5" w/SuperComp Adj. Swingarm / XR/CRF50

The BBR Perimeter Frame Kit is the ultimate upgrade for your XR/CRF50. An engineering masterpiece with the results to back it up. This frame has won numerous 50cc titles in America and around the world: Langtown, White Bros. World Championship, Screwy-Dilla, Sweet Bud, Vegas MiniMoto SX, Texas MiniMoto, Northwest Indoor Championship, Australia National Championship, and many more. The unique frame and swingarm design provides superior handling and eliminates the motor as a stress member of the frame. Broken motor cases and twitchy handling are a thing of the past! 100% engineered, machined, welded, heat-treated and tested in the USA. No other frame on the market even comes close.

• Patented BBR perimeter frame design • 6061 aluminum twin spar construction 2" longer than stock • 6061 Billet adjustable SuperComp Swingarm 5" longer than stock • 8" of rear wheel travel utilizing a one-of-a-kind BBR SuperShock (by Elka), custom-built specifically for the BBR Perimeter frame. It is fully rebuildable, uses standard size valving and shims and has a giant 16mm shaft. It also provides adjustable compression and rebound with optional spring rates. (Standard spring rate is 1,100 lbs.) • Full D2 exhaust system (big bore spec) • Tapered steering bearings pre-installed for easy assembly • Brushed aluminum finish • Comes complete with MSO paperwork for easy registration

Complete Frame Kit includes: frame, subframe, swingarm, shock, D2 exhaust system, custom tank, footpeg mounts, carb manifold adapter, chain guide and BBR billet gas cap.