Features:
- Heavy-duty gearbox with universal mounting
- Totally enclosed internal air expansion chamber
- High tensile strength worm shaft
- Most durable worm gear available
- One-piece high strength output shaft
- Heavy-duty taper roller bearings
- Extreme-duty ductile iron endcaps
- New self-contained cartridge style input and output shaft seals eliminating oil leaks
- Plated steel cover for protection of unused input shaft
- Dyno-lab testing proves the new Durst-designed A1339 wheel drive is 30% stronger than the competition
- Date coded unit for accurate warranty