Front Springs
This info was found in a Triumph Factory Service Training Manual (approx. 1962).
| model | part number | free length | fitted length | color |
| Spitfire | 209685 | 12.59″ 319.8mm | 7.8″ plus or minus .09″ 198.1mm plus or minus 2.3mm | green |
| Spitfire | 210566 | 12.21″ 310.2mm | 7.42″ plus or minus .09″ 188.5mm plus or minus 2.3mm | light blue |
| Herald | 208056 | 12.08″ 306.8mm | 8.18″ plus or minus .09″ 207.8mm plus or minus 2.3mm | white |
| Herald Heavy Duty and Couier Van | 209033 | 10.97″ 278.6mm | 8.18″ plus or minus .09″ 207.8mm plus or minus 2.3mm | yellow |
| Herald (competition) | 209013 | 10.47″ 282mm | 7.68″ plus or minus .09″ 193mm plus or minus 2.3mm | – |
| Vitesse (Sport 6) | 209009 | 12.49″ 317.3mm | 8.18″ plus or minus .09″ 207mm plus or minus 2.3mm | brown |