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 Universal Pans $8.95 How To Order Special 3/4″ Bracket Spacer $1.95 How To Order DSF1 Chassis Kit $39.95 How To Order