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).
Comparative table of ground clearance measurements for various car models.
Identifier | ExFiles\Box 125\1\ scan0120 | |
Date | 29th October 1934 | |
To Hs{Lord Ernest Hives - Chair}/RM.{William Robotham - Chief Engineer} Cp to K.{Mr Kilner} X1729 Ha/FD.{Frank Dodd - Bodies}T/RM.{William Robotham - Chief Engineer} 29.10.34. Ground Clearance on | 16-G-IV 25 HP. 4 Pass. | 28-EX 40/50 5 Pass. | 3-B-IV Bentley 4 Pass. | 1-S-1 SpectreCodename for Phantom III 5 Pass. | Essex 6 4 Pass. | Cadillac 5 Pass. Under front axle, lowest point | 10" | D.W.H. Jacks 9.1" | 8.625" | 7.5" | 8.75" | 7.2" Under Crankcase | 7.8" | 8.5" | 6.0" | 7.3" | 9.5" | 9.5" Under Side steering tube | 9.4" | 8.1" | 7.9" | stg.arm 7.2" | 8.0" | 9.1" Under battery box | 7.1" | 8.4" | 6.9" | 7.0" | 9.1" | 9.3" Under rear cross member prop. shaft. lowest point | 7.4" | 7.25" | 6.25" | 6.5" | - | - Under front silencer | 8.1" | 8.2" | 8.4" | 6.6" | 8.55" | - Under rear silencer | FP.{F. Potts}7.0" RP.7.3" | FP.{F. Potts}7.8" RP.10.8" | 6.5" | FP.{F. Potts}6.5" RP.6.9" | FP.{F. Potts}6.75" RP.8.65" | FP.{F. Potts}10.15" RP.10.3" Buffer clearance - rear | NS.{Norman Scott}3.075" OS.3.25" | NS.{Norman Scott}4.4" OS.4.7" | NS.{Norman Scott}2.25" OS.2.125" | NS.{Norman Scott}3.1" OS.3.3" | NS.{Norman Scott}3.9" OS.3.5" | NS.{Norman Scott}2.8" OS.2.7" Ha/F.Dodd. | ||