X200 Transmission by Allison
M113A3 APC
The X200 Series of Transmissions by Allison Transmission were developed for use in the M113A3 Family of Vehicles. The X200 transmission is rated for up to 265 gross input horsepower (198 kW) in a vehicle weighing up to 15 tons.
- X200-4 Transmission with Container
- NSN: 2520-01-201-4784
- Part Number: 5703227
- X200-4A Transmission with Container
- NSN: 2520-01-397-1074
- Part Number: 12371043
The X200 Crossdrive Transmission Features:
- Maximum Input Speed: 3600 RPM
- Gearing: 4-Speed Forward + 2-Reverse
- Maximum Speed: 2650 RPM
- PTO Provisions

Allison X200 Transmission Specifications
- General Rating
- X200-4
- X200-4A
- X200-4B
- X200-4C
- X200-4A
- Gross Engine Power
- 215 ghp (160 kW)
- 265 ghp (198 kW)
- 350 ghp (261 kW)
- 400 ghp (298 kW)
- 265 ghp (198 kW)
- Max Input Speed Range
- 3600 rpm
- 3600 rpm
- 3600 rpm
- 3600 rpm
- 3600 rpm
- Vehicle Weight
- 13 tons
- 15 tons
- 18 tons
- 18 tons
- 15 tons
Allison X200 Torque Converter
- Type
- Single stage, 3-element, multiphase
- Stall Torque Ratio
- 3.3:1
- Automatic Lockup Clutch
- Effective in first, second and third ranges
Allison X200 Range Gearing
- Type
- Constant mesh, spur-type, planetary
- Range
- Ratio (does not include torque converter ratio)
- First
- Ratio (does not include torque converter ratio)
- 3.3:1
- Second
- 1.93:1
- Third
- 1.00:1
- Reverse
- 4.35:1
X200 Range Controls
- Type
- Automatic with manual selection
- Range
- R
- 2-3
- 1-2-3
- 1-2
- 1
X200 Power Takeoff
- 2 PTOs
One Each Side - 1.0 x Turbine Speed
100 hp (75 kW) rating per side
X200 Oil System
- Oil Type
- MIL-PRF-2104 (MIL-L-2104)
- Oil Capacity
- 5 US gals (19 liters)
(excluding external circuit) - Oil Filter
- Replaceable Cartridge
X200 Weight
- Dry Weight
- 309 lbs (140 kg)