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50 YEARS OF EXPERIENCE
Founded in 1970, Centranz is a global leader in the remanufacturing of transmissions for off-highway equipment. Our warranty is the best in the industry. Centranz also features a full-service machine shop, manufacturing hundreds of high-quality replacement parts for Volvo, Allison and ZF equipment.

REMANUFACTURED DROP BOXES FOR VOLVO
A25, A25C, A25D, A25E, A25F,
A30, A30C, A30D, A30E, A30F,
A35, A35C, A35D, A35E, A35F,
A40, A40D, A40E, A40F
READY TO SHIP
Centranz has a large inventory of drop boxes in stock and ready to ship.
TEST BOX
ONE OF A KIND
TestBox can directly diagnose transmission
problems for on- and off-highway vehicles –
and verify whether a transmission is performing
properly – by measuring sensors and solenoids,
displaying the results on an easy-to-read screen.