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GB4 60:1 Bronze


Worm Wheel

Gear Ratio


Nm (Cont)


Nm (Int)


Part No:GB4-60B

L: 112 × W: 73 × H: 140mm

GB4 60:1 Standard, bronze gears

This product cannot be purchased online.

Gearbox OrientationRight Angle
Gearbox TypeWorm Wheel
Gearbox Ratio60:1 ratio
Gear MaterialBronze
Gearbox Stages1
Gearbox Efficiency50%
Gearbox Axial Load300 N
Gearbox Radial Load500 N
Gearbox Continuous Torque26.0 Nm
Gearbox Intermittent Torque41.0 Nm
Backlash10-25 arc.min
Weight (kg)1.4

The Parvalux GB4 is a right-angle, worm wheel gearbox. With available ratios ranging from 12.5 – 75:1, it offers a wide range of output speeds and a capability of up to 26 Nm torque in continuous operation and 41 Nm in intermittent operation. The GB4 gearbox is available with both composite and bronze gears, offering efficiencies of up to 85%. It is also perfectly suited for use with a range of Parvalux PMDC and BLDC motors, enabling you to assemble the perfect combination of motor and gearbox for your application