We have been serving Bluffton, Decatur and the surrounding northeastern Indiana and northwestern Ohio communities for more than 3 decades! Our highly-skilled and experienced specialists use only advanced diagnostic tools to ensure that your car is accurately diagnosed and fixed. For decades, Expert we have been repairing, reconditioning, and servicing transmissions and drive trains for different car models. Your gearbox is a complex unit that is crucial to your car. Our repair services include the following: automatic gearboxes, manual gearboxes, clutches, torque converters, 4WD, performance transmissions, transfer cases, differentials.