Premium shock absorber with spring designed for the rear axle, suitable for Jinling models JLA-21B, 931E, 923, and others. Robust construction ensures optimal performance and long-lasting durability. _Rear Suspension Dimensions:_ - Length from center to center of mounting holes: 320 mm - Upper mounting width: 32 mm - Lower mounting width: 32 mm Please compare these dimensions carefully to avoid purchasing the wrong part.