Home / Chassis Kits & Parts / 4″ Crusher Chassis 4″ Crusher Chassis$30.00 RGeo 4″ Crusher Chassis A good alternative to 4″ FCR chassis. Add to Wishlist Category: Chassis Kits & Parts Description Description RGeo 4″ Crusher Chassis A good alternative to 4″ FCR chassis. Related products R-Geo Guide Toungue Support $4.00 How To Order Dragon Slayer 3 Chassis Kit $39.95 – $99.95 How To Order Backatcha Rear Piece for 1″ Motor Bracket $5.95 How To Order