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Road Roller Drive Axle

With maximum load axle is 25,000kg, the YZ20B series of double reduction drive axle is designed for 18-20t vibratory road rollers. Its main transmission ratio is 5.286, and the total transmission ratio is 27.752. Its caliper disc brake offers stable braking and high braking torque.


Our road roller drive axle is available with a planetary reduction gearbox for the hub reduction system. The design of spiral bevel gear mechanism for the main drive unit delivers stable drive performance and large bearing capacity as well as high efficiency. The housing made of cast steel offers high strength, which further ensures high bearing capacity.

Road Roller Drive Axle

Thanks to superior quality, this range of product is popular among our customers. For example, the YZ20B has been utilized for Lonking road rollers. We can also design and manufacture the product to suit the specific application demands of users.


Main Connection Dimensions

Main Technical Parameters
Model YZ20B
Main transmission ratio 5.286
Transmission ratio of hub-reduction axle5.35
Total transmission ratio 27.752
Max. axle load 25000Kg
Input torque 3000N.m
Brake Number of cylinder 4
Oil pipe connector M12*1.25
Braking oil pressure 9.8MPa
Brake radius 186mm
Braking torque9660N.m

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