Deere 3B Chassis – Helical Gear & Smooth Transmission The Ningbo 3B chassis is designed by John Deere of USA, suitable for 70 HP engine. The helical gear tooth shape makes tooth-to-tooth contact gradual rather than instantaneous, delivering smoother and more continuous transmission while reducing vibration and noise.

12F+12R Shuttle Shift & Double Stage Clutch Equipped with 12 forward + 12 reverse gears (3+3)×2×2 and double-acting clutch. Stable shifting performance, strong anti-overload capability, suitable for long-time field operation across dry farmland, wet paddy fields and rugged mountain areas.

Flexible Power & Versatile Configuration This model supports 70 HP diesel engines from mainstream brands (YTO, Xichai, Yunnei or customer-specified). Matched with 4-wheel drive, hydraulic power steering and rich optional parts, it adapts to diverse operating environments and heavy-duty farm tasks with reliable durability.