4 0 Rockwell RS21230 Rear Differential for a Rockwell RS-21-230 $1,350 USD Good used Rockwell RS-21-230 2 speed rear, rear differential assembly. 5.86/8.15 ratio. 90 day guarantee for swap or refund ConditionUsedFits To Make(s)ROCKWELLFits To Model(s)RS-21-230Stock NumberRyd RS-21-230/5.86- MLS Number13478979CategoryDifferentials, Rear Last Updated7/30/2025 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
6 0 Rockwell RS21230 Rear Differential Contact for price Rockwell RS21-230 Rear Differential; Two Speed; 4.88 Ratio; 3200D1564. Call or message with any quesitons. ConditionUsedRear End4.88 ratioStock Number1420 MLS Number10147396CategoryDifferentials, Rear Last Updated12/13/2022 LocationSpringville, PA, US Sold BySummit Core Supply (844) 329-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 Rockwell RS21230 Rear Differential for a Rockwell RS-21-230 Newly Listed $1,500 USD Remanufactured Rockwell RS-21-230 rear, rear differential assembly. 6.50 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered ConditionRemanufacturedRear End6.50 ratioFits To Make(s)ROCKWELLFits To Model(s)RS-21-230Stock NumberBP TRS RS-21-230/6. MLS Number14050632CategoryDifferentials, Rear Last Updated12/18/2025 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info