The DS404 differential carrier assembly, part number RBT-DS404342 or DS404342, is a 404-series carrier unit rated at a 3.42 gear ratio. The DS404 is a common rear axle differential carrier found in heavy-duty truck applications, and the 3.42 ratio is a widely specified option for vocational and line-haul configurations. This carrier is sold on an exchange basis through Pro Gear and Transmission. A core charge will apply at time of purchase and may be refunded in whole or in part following delivery and inspection of the returned core, subject to the applicable core policy. Call us to confirm proper fit for your axle and application before ordering.
A refundable core charge of $750.00 applies to this item and will be collected at checkout. The core charge is refunded upon receipt of your returned core, subject to its condition; customer is responsible for return shipping. Call us at (877) 776-4600 for details.
Features
DS404-series differential carrier assembly
Part number RBT-DS404342 or DS404342
3.42 gear ratio
Sold on an exchange basis, core charge applies
Core refund determined upon delivery and inspection of returned core
Call us to verify fitment for your specific axle model and truck
Tech Specs
- Ratio: 3.42
