- #1
Rose Gardener
- 8
- 1
Automobile tires has been gotten smaller, diameter wise over the years. Below were based on Cadillac of different era.
Bigger heavier with more power but smaller tires, why?
- 1915 - 51-Eight with 36x4.5 tires with overall dia 36.8" and 4.75" wide
- 1925 - V63-Eight with 33x5 tires with overall dia 34.88", and 5.88" wide
- 1936 - V16 with 750x16 tires with overall dia 31.45" and 8.2" wide
- 1945 - v8-75 same as 1936
- 1955 - 8-7500 with 820-15 tires with overall dia 29.59" and 8.5" wide
- 1965 - De Ville - 820-15 same as 1955
- 1976 - De Ville - P235/75R15 with overall dia 28.9" and 9.4" wide
- 1985 - De Ville - P205/75R14 with overall dia 26.1" and 8" wide
- 1995 - De Ville - 215/70R15 with overall dia 26.9" and 8.7" wide
- 2005 - De Ville - 225/60R16 with overall dia 26.6" and 9" wide
- 2014 - XTS 3.6L - 245/45ZR19 with overall dia 27.6" and 9.6" wide
Bigger heavier with more power but smaller tires, why?