WEIGHTED BB DROP TEST FOR DUAL SUSPENSION

A steel weight bar is used to load weights to frame. Once weights are loaded, bicycle should be raised 30cm from the ground or impact plate, measured up from the rear axle. Bicycle shall be released and free to drop to ground or impact surface. The following load schedule shall be used:
Total weight added Total number of cycles before next weight increment Size Bikes that must complete
80KG 5 20” 24” 26”
100KG 5 20” 24” 26”
110KG 5 20” 24” 26”
120KG 5 26” only
The tested frame can not show any crack or clear deformation

Basic Introduction

A steel weight bar is used to load weights to frame. Once weights are loaded, bicycle should be raised 30cm from the ground or impact plate, measured up from the rear axle. Bicycle shall be released and free to drop to ground or impact surface. The following load schedule shall be used:
Total weight added Total number of cycles before next weight increment Size Bikes that must complete
80KG 5 20” 24” 26”
100KG 5 20” 24” 26”
110KG 5 20” 24” 26”
120KG 5 26” only
The tested frame can not show any crack or clear deformation