Shear Bolt Gearbox Beefed Up 35 to 45HP Rotary Replacement Kit For Omni Gear RC30 With 5 Extra Shear Bolts Lubricant Not Included Fits Most Light Duty Rotary Cutters Including RD5 RD6 RZ160 RZ60 Razorback BH4 BH5 BH6 And BMB

Beefed-Up 35 to 45HP Gearbox Kit with 5 Extra Bolts
✔️ Includes 5 extra bolts; 1:1.47 gear ratio; 16 oz gear oil needed.

This heavy-duty shear bolt gearbox is a replacement drive unit designed for light-duty rotary cutters. It’s commonly used on farm equipment and landscape tools to protect the cutter from damage when a blade hits something solid. It fits a wide range of models and helps keep your cutter running smoothly.

✅ Fits RD5, RD6, RZ160, RZ60, BH4, BH5, BH6, BMB series and more
✅ 1:1.47 speed-up ratio for 5' and larger cutters
✅ 1-3/8 inch input shaft; 1/2 inch shear bolt hole; 1.57 inch diameter 12-tapered spline output
✅ 4-bolt mounting; blade carrier mounting nut and cotter pin included
✅ Shipped dry; requires 16 oz of 90W or 85W-140 gear oil

💡 What is a shear bolt gearbox used for on rotary cutters? This handy piece helps protect the drive train and minimize downtime.

- protects the drive train by absorbing overload through a shear bolt - fits a wide range of light- to medium-duty cutters including RD5, RD6, RZ160, RZ60 and BH/BMB lines - includes 5 extra shear bolts and works with standard gear oil maintenance - helps reduce downtime by easy bolt replacement