Spring Rates Guide
A small springs guide for Yokomo, Rayspeed, Tamiya, Associated springs rates.
Yokomo
Spring – Rating [lb/in]
Orange – 18.87
Green – 16.06
Pink – 14.93
Yellow – 14.71
White – 12.94
Blue – 12.12
Rayspeed
Spring Rating [lb/in]
Gray – 19.90
Red – 18.26
White – 17.17
Yellow – 14.87
Blue – 14.29
Green – 13.20
Associated
Spring Rating [lb/in]
White – 40.00
Yellow – 31.91
Purple – 30.30
Copper – 23.26
Red – 23.08
Gold – 18.35
Blue – 16.53
Silver – 13.89
Green – 11.43
Tamiya
Spring Rating [lb/in]
Purple – 22.72
Gray – 20.91
White Short – 17.24
Blue Short – 15.27
White – 14.82
Blue – 14.08
Yellow – 13.33
Red Short – 13.24
Yellow Short – 12.90
Red – 11.86
Courtesy of Ling Kang Tong, Mechanical Engineer
ALZA Macroflux Development
Does anyone have the Eagle Racing spring rates? They range from 1.3 down to 0.9 – which doesnt tie into these rates.
You would have to find out the measurements associate with those ratings… kg/cm? mm? those can be converted to lb/in….