Allison S9810A Transmission

Allison S9810A Transmission – Remanufactured

The Allison S9810A is a heavy-duty, fully automatic transmission designed for demanding tracked military and off-highway applications. As a top-tier member of Allison’s “S” Series, it offers superior torque capacity, refined durability, and a horizontal mount layout for integration in compact armored platforms.

Key Benefits

• Delivers maximum torque and endurance for ultra-heavy tracked vehicle platforms
• Horizontal mount enables flexible integration in low-clearance hulls
• Efficient torque converter with lock-up clutch minimizes stress and improves fuel economy
• Electronic controls enable adaptive shift strategies and diagnostics
• Built for rugged operations with maintenance-friendly modular design

Technical Specifications

• Model: S9810A
• Series: Allison Specialty “S” Series
• Transmission Type: Fully automatic planetary
• Mounting Orientation: Horizontal
• Speeds: 6 forward, 1 reverse
• Torque Converter: Hydrodynamic with lock-up
• Max Input Torque: 3,000 lb-ft (4,068 Nm)
• GVWR: 160,000–180,000+ lbs (72,500–81,600+ kg)
• Retarder: Not included
• Cooling: External high-capacity
• Lubrication: Full-pressure with filtration
• Oil: TES-295 or TES-668
• Controls: Allison TCM with adaptive shift logic
• Diagnostics: Allison DOC® compatible
• PTO Capability: Optional
• Dry Weight: 2,300–2,500 lbs (1,043–1,134 kg)