C & J Transmissions Ltd stock and supply a wide range of commercial vehicle gearboxes, clutches and differentials at competitive prices.​ You have the option of purchasing an exchange unit subject to availability or we can repair or recondition the existing unit.​ As we know how important it is to have your vehicle back on the road as soon as possible, we offer a fast turnaround, with new diagnostic technologies to get accurate and quick evaluations of the problem on vehicles fitted with a compatible access port. ​We pride ourselves on the quality of our work and our excellence of our after sales service, so please do not hesitate to get in touch with us.