28T39963 Muncie Piston - CS6 / CS8 / CB6 / CB8 Series PTO

Muncie part number 28T39963 is a piston used in Muncie CS6, CS8, CB6, and CB8 Series power take-off units. This part appears by name in the factory parts lists for all four of those PTO series, making it a direct service replacement for the piston in those units. The CS6 and CS8 Series are designed for direct-mount pump applications and commonly fit Allison 1000/2000 Series transmissions as well as many manual transmissions. Call us to confirm proper fit for your specific PTO model and serial number.

Features

Genuine Muncie replacement piston, part number 28T39963
Listed in factory parts manuals for CS6, CS8, CB6, and CB8 Series PTOs
Same part supersedes reference number 49T38878 (Piston, CS6) per Muncie service document SP96-05
CS6/CS8 Series PTOs fit Allison 1000/2000 Series and many manual transmissions
Sold by Pro Gear and Transmission

Additional Information

Part number 28T39963 is identified in Muncie service document SP96-05 alongside reference 49T38878 (Piston, CS6). It appears in the published parts lists for four Muncie PTO series: CB6, CB8, CS6, and CS8. The CS6 and CS8 Series PTOs offer SAE A, B, and BB as well as DIN 5462 direct-mount pump flanges, rotatable direct-mount flanges, and Muncie's patented drag brake. Not sure this is the right piston for your unit? Give us a call and we can cross-reference your PTO model and serial number.