Ditch Witch J20 Repair Manual !!exclusive!! Instant

: Check the rear gearbox for the digging chain frequently. While some units are hydraulic, many J20 models use a mechanical gearbox that requires consistent oil checks to prevent failure. Wear Parts : Companies like Ballantine Inc.

Commonly powered by a 2-cylinder Wisconsin gas engine (approx. 18hp). Transmission: Uses a T-90 three-speed transmission. Axles: Typically features Dana 44 axles on both ends. Fluids: Hydraulic Oil: 10w – 15w/40. Differential/Gearbox Oil: 80w/90. ditch witch j20 repair manual