MT640 Friction Plate, 4th

MT640 Automatic Transmission 2nd (72-Up) (101106) (23042201)Compatible with / Fits Allison.

MT640 Automatic Transmission Forward (72-Up) (101108) (23042200)Compatible with / Fits Allison

MT640 Automatic Transmission 4th (72-Up) (101128) (23016610)

MT640 Automatic Transmission Low (71T) (654 Phase 1 & 2) (72-Up) (101106A) (23042210)Compatible with / Fits Allison 

Backing Plate, 4th Clutch (72-Up) (101142) (29516333)

AT 540 Automatic Transmission Friction Plate, 4th Range (23042197) (1970-Up) (Reman)Compatible with / Fits Allison.

4th Clutch (81-90) (54100B) (8657170)

MT640 Automatic Transmission 2nd (72-Up) (101126) (23016608)Compatible with / Fits Allison

4th Clutch (High Performance) (Blue) (81-90) (R54100BHP) (Reman)