The DS404 Differential Carrier Assembly, part number DS404390, is a 404-series carrier built to a 3.90 gear ratio. The DS404 platform is a common heavy-duty rear differential carrier, and the 3.90 ratio suits typical long-haul and vocational drive axle configurations. This unit is sold on an exchange basis through Pro Gear and Transmission. Core charges apply and are subject to inspection upon return; refunds are determined by the manufacturer's core policy. Call us to confirm this carrier matches your axle model and ratio requirements 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
404-series differential carrier assembly
Part number DS404390
3.90 gear ratio
Sold on exchange basis - core charges apply
Core refund determined by manufacturer's core policy upon inspection
Call Pro Gear and Transmission to verify fitment for your specific axle application
Tech Specs
- Ratio: 3.90
Additional Information
This unit is sold on an exchange basis. Core charges will apply and may be refunded in whole or in part upon delivery and inspection. The unit is subject to the manufacturer's core policy unless otherwise stated in writing. Contact Pro Gear and Transmission for details before returning a core.Used in this Dana Spicer model
