Bevel Buddybox® 4 Series Reducer

Right-Angle Spiral-Bevel Reducers with Cyclo® Input

Robust, state-of-the-art, spiral-bevel reducers. 

  • All-Steel Internal Components
  • Highly Efficient
  • Standard Ductile-Iron Housing
  • Integrated-Cycloidal Technology
  • Maintenance-Free Options Available



Input Integral Motor, X-Adapter 
Output Shrink Disc, Taper-Grip® Bushing, Solid Shaft, Keyed Hollow Bore, Screw Conveyor
Mounting Hollow Shaft, Foot, Flange, U-Face (direct surface mount)
Sizes 6 frame sizes (A-F), 48 to 1059 kg
Ratios 11:1 to 26,000:1 
Power Range 0.1kW to 75kW
Torque Capacity Up to 18,000 Nm
Motor Standards IEC,CE, JIS, UL, CSA, NEMA

Cyclo® BBB4

The Bevel Buddybox® 4 Series Reducer combines the strength and flexibility of the Cyclo® gear reducer and a single-stage right-angle spiral-bevel gearbox in a rugged right-angle gearbox design. With a 24-month warranty, regardless of hours of operation, the Bevel Buddybox® 4 Series Reducer is an excellent choice for applications in material handling, asphalt mixers, specialty machine industries, conveyors, and other applications requiring right-angle speed reducers.

Rendered exploded view of BBB4 reducer

Key Facts

Torque Capacity
Max Rating


Taper Grip® Bushing System

The keyless Taper-Grip® bushing system provides simple and reliable installation without the need for a custom shaft.

Ductile Iron Housing

New ductile-iron housing is twice as strong as cast iron, making it one of the most rugged bevel gearboxes available

Increased Overhung Load Capacity

Cyclo® BBB4 has over 375% overhung load capacity than previous models

Increased Ratings

The newly designed Cyclo® BBB4 series has been optimized for increased power ratings over the previous generations

New Larger Size

New F Size yields higher torque and can accommodate larger shaft diameters

New Ratios Available

46 standard and 87 optional ratios added

Unified Lubrication System

Single oil-bath lubrication system for easy maintenance and higher performance.

Compact Design

The most torque-dense right-angle gearbox design available in the industry. The new ductile-iron housing allows for higher radial load in a small, compact design.

Optional Taconite Seal System

Heavy-duty, fortified, grease purgeable system withstands the most demanding applications.

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