About this Item
A-Drive 40:90 Enclosed Gear Box
The BH A-Drive 40:90 Enclosed Gear Box is an all-aluminum, double-worm gear reducer. It features solid aluminum housings with a marine grade finish for added protection. The BH A-Drive 40:90 worm gear reducers have industry leading bronze on steel gearing, enclosed and permanently lubed with BH-USA’s own special gear mix grease. Ultra sealed and guaranteed not to leak. The A-Drive 40:90 worm gear reducers have all stainless steel fasteners. With a 450:1 ratio, the 40:90 gear box can straight line lift 7000 lbs with a 1.5 HP boat lift motor. This larger BH A-Drive 7000 gear reducer has an output shaft with a strong cast flange mount. When coupled with the correct mounting plate it can be used on both overhead lifts and pile mount lifts.
Requires a hardened output drive shaft to attach the hoist to the lift drive pipe, (sold separately).