The phrase "axle bearings" refers to the components that allow the wheels to spin smoothly on the axle of a vehicle. These bearings reduce friction, enabling the wheels to rotate easily. Full definition
The rear axle bears 58 percent of its overall weight — a distribution ratio that is highly beneficial to traction. (sybarites.com)
It features a new heavy duty Griffin radiator with thermostat controlled electric fan, a rebuilt differential ring and pinion gears (3.73), all new bearings, new posi - traction unit, new axle bearing rear brakes, drum brakes in the rear with disc in the front, a vacuum brake reservoir tank and master cylinder that have been chromed and polished, a new heater core; and all new hoses, pipes, and fuel lines. (classicandperformancecar.com)
The chassis boasts stiffer axle bearings, and the sporty tuning with stiff shock absorbers puts the car 20 mm closer to the road. (ausmotive.com)