From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Comparison of wheel and tyre weights in pounds for various models and sizes.
Identifier | ExFiles\Box 30\5\ Scan042 | |
Date | 19th March 1935 | |
19.3.35. First Table: | | Vulture 6.50 x 18 | Vulture 7 x 18 | SpectreCodename for Phantom III 7.50 x 17 | 20/25 6.00 x 19 | Projected 20/25 6.00 x 17 | | Wheel & Tyre weights - lbs. | 64.25 | 73.25 | 69.00 | 64.0 | 61.25 | Second Table: | | Bentley 5.50' x 18 | Projected Bentley 6.25 x 16 | Buick 6.25 x 16 | Graham 7 x 16 | Essex 6.25 x 16 | | Wheel & Tyre Weights - lbs. | 50.62 | 45 approx. | 46.25 | 53.375 | 43.125. | | ||