Buy Caterpillar 7X2134 - SPACER at wholesale prices with easy payment and fast shipping options. Save up to 50% OFF OEM pricing. Compatible Machines:- ENGINE - MACHINE- ROAD RECLAIMER Compatible Models:- 3406- 3406B- 3406C- RR-250- SS-250 Units Containing The Spare Part :- 112-6644 CARRIER GP-DIFFERENTIAL (3406)