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).
Steering and suspension data comparison table for various car models.
| Identifier | ExFiles\Box 154a\2\ scan0373 | |
| Date | 7th November 1941 guessed | |
| STEERING & SUSPENSION TABLE HEADERS: PRODUCTION BENTLEY, BUICK CENTURY 1936, WRAITH II., PH: III., PH: III WRAITH LEVERS TABLE DATA: TYRE SIZE: 5.5 x 18, 6.5 x 16, 7 x 17, 7 x 18, 7 x 18 OUT OF CENTRE POINT: 1.650", 2.2", 2.110", 2.212", 2.212" PIVOT: , 3°, 1°, 1°, 1° CASTER PIVOT: 1°, 3°-48', 3.5°, 2.5°, 2.5° CAMBER: , -1°-15', -0°-53', -4°-5', -0°-7' WHEEL CAMBER BUMP: 1°, +0°-45', +1°, +1°, +1° NORMAL: , -1°-21', -1°-35', +3°-52', -2° REBOUND: , 4", 3.080", 3.68", 3.125" CENTRE OF WHEEL MOVEMENT BUMP: 4", 4.900", 4.340", 4.025", 4.025" CENTRE OF WHEEL MOVEMENT TO BUMP BUFFER: 1.600", 2.950", 2.225", 2.187", 2.000" REBOUND BUFFER: , 2.750", 4.400", 3.775", 2.750" | ||