Super 6L80 Transmission build

Send us your 6L80 transmission and we'll transform it to the most reliable unit there is anywhere!

• Complete rebuild with all new gaskets, seals, rings & filter. New pistons & retainers where needed.

• Alto 6L80 PowerPacks® in the 4/5/6 & 3/5/Rev clutch packs, this transmission's weakest links. Alto's state of the art Red Eagle® friction material incorporated with additional plates added to the clutch packs for a major increase in capacity!
• Raybestos Stg 1 performance frictions in the 2-6 clutch pack.  PowerPack® for the 2-6 coming soon.
• Raybestos or B&W h/d frictions in the low/rev clutch pack & 1/2/3/4 pack.
• Century Billet Intermediate Shaft (output carrier shaft-4/5/6 hub). Now that we've got the clutch packs holding better, the OEM powedered-metal shaft is twisting & breaking with increased H.P., the next weak link.
• Century reinforced clutch hubs for increased reliability.
• Wide inlet filter
• Century's proprietary valve body ugrades.
• Heat dissapating case coating.
• Performance Transmission Tune Included!  A proper performance TCM tune is very important for warranty, optimum transmission performance & longevity! We tune with HP Tuners software.
• 1 year warranty.
• '08 and older units may require some internal factory updates at additional cost. We will advise you of updates, if needed after tear-down & inspection of your transmission.

Contact us for shipping arrangements & freight costs.