日本少妇春药特殊按摩3_久久精品亚洲精品无码金尊_又粗又黑又大的吊AV_无码日韩精品一区二区免费暖暖

Hotline：

 Chinese / English

Position： Home > News > Question
How long is the general service life of the shock absorber

How long is the general service life of the shock absorber

Since the average vehicle travels 20000 km per year and the shock absorbers need to be replaced in pairs, the replacement frequency is 4 years:1. In fact, the replacement frequency will vary according …...
What requirements should shock absorbers meet?

What requirements should shock absorbers meet?

Firstly, the torsion spring shall meet the following specifications: the diameter of the torsion spring shall exceed 4 times the zero point of the rated height; The torsion spring shall have a certain …...
What types of shock absorbers are available?

What types of shock absorbers are available?

Classification of shock absorbers: There are many types of shock absorbers. Most motorcycles use cylindrical shock absorbers, and only a few use leaf spring structures. There are many types and varieti…...