TM 9-2520-272-40
0001
SUSTAINMENT MAINTENANCE
GENERAL INFORMATION
SCOPE
This manual addresses Sustainment Maintenance for the Allison Transmission Hydrokinetic Cross-Drive
Transmission, Model X200-4A. Field Maintenance is addressed as necessary. The purpose of this equipment is to
transmit power from the engine to the f nal drive. The transmission provides steering and braking for the vehicle.
The X200-4A Transmission is part of the vehicle drive system for the M113 Family of Vehicles.