Good used and cleaned Allison 4500RDS-P GEN 4 transmission assembly. 90 Day warranty for swap or refund.

Good used and cleaned Allison 4500RDS-P GEN 4 transmission assembly with cooler. 90 Day warranty for swap or refund.

Good used and cleaned Allison 3000HS GEN 4 transmission assembly. 90 Day warranty for swap or refund.

Good used, cleaned and inspected Allison TCM (Transmission Control Module). Part Number: 29551869. 30 Day Guarantee for swap or refund. TCM's may need to be programmed for your application.

Good used, cleaned and inspected Allison Automatic Shift Control. Part Number: 29537627. 30 day guarantee for swap or refund.

Good used, cleaned and inspected Allison Automatic Shift Control. Part Number: 29551495. 30 day guarantee for swap or refund.

Good used, cleaned and inspected Allison Automatic Shift Control. Part Number: 29538022. 30 day guarantee for swap or refund.

Good used, cleaned and inspected Allison Automatic Shift Control. Part Number: 29529429. 30 day guarantee for swap or refund.

Good used, cleaned and inspected Allison Automatic Shift Control. Part Number: 29541904. 30 day guarantee for swap or refund.

Good used, cleaned and inspected Allison Automatic Shift Control. Part Number: 29546171, 29551555. 30 day guarantee for swap or refund.

Good used, cleaned and inspected Allison Automatic Shift Control. Part Number: 29551496. 30 day guarantee for swap or refund.

Good used, cleaned and inspected Allison TCM (Transmission Control Module). Part Number: 29537291. 30 Day Guarantee for swap or refund. TCM's may need to be programmed for your application.

Good used, cleaned and inspected Allison TCM (Transmission Control Module). Part Number: 29538352, 29538352, 29541151, 29541227. 30 Day Guarantee for swap or refund. TCM's may need to be programmed for your application.

Good used, cleaned and inspected Allison TCM (Transmission Control Module). Part Number: 29545538, 29545322, 29545323, 29545324, 29545536, 29545537. 30 Day Guarantee for swap or refund. TCM's may need to be programmed for your application.

Good used, cleaned and inspected Allison TCM (Transmission Control Module). Part Number: 29550689. 30 Day Guarantee for swap or refund. TCM's may need to be programmed for your application.

Good used, cleaned and inspected Allison TCM (Transmission Control Module). Part Number: 29545322. 30 Day Guarantee for swap or refund. TCM's may need to be programmed for your application.

Good used, cleaned and inspected Allison Transmission Control Module. Part Number: 29556882. 30 day guarantee for swap or refund. TCM's may need to be programmed for your application.

Good used, cleaned and inspected Allison TCM (Transmission Control Module). Part Number: 29558098. 30 Day Guarantee for swap or refund. TCM's may need to be programmed for your application.

Good used, cleaned and inspected Allison TCM (Transmission Control Module). Part Number: 29550690.30 Day Guarantee for swap or refund. TCM's may need to be programmed for your application.

Good used, cleaned and inspected Allison TCM (Transmission Control Module). Part Number: 29545536. 30 Day Guarantee for swap or refund. TCM's may need to be programmed for your application.

Good used, cleaned and inspected Allison TCM (Transmission Control Module). Part Number: 29545537. 30 Day Guarantee for swap or refund. TCM's may need to be programmed for your application.

Good used Allison 4500RDS-P GEN 4, Square plug Transmission. Cleaned, painted, fluid tested and dyno tested. 6 Month Warranty. ***Trans cooler Flushing is required before installation***

Good used and cleaned Allison 4500RDS-P GEN 4 transmission assembly with cooler. 90 Day warranty for swap or refund.

Good used, cleaned and inspected Allison Automatic Shift Control. Part Number: 29538360. 30 day guarantee for swap or refund.

Good used, cleaned and inspected Allison Automatic Shift Control. Part Number: 29530891