List of ground clearance measurements for the 'Spectre' model under full load conditions.
| Identifier | ExFiles\Box 4\1\ 01-page103 | |
| Date | 5th September 1934 | |
| 14694 To HS {Lord Ernest Hives - Chair} /Rs. {Sir Henry Royce's Secretary} HS {Lord Ernest Hives - Chair} /FD. {Frank Dodd - Bodies} 4/KW.5.9.34. SPECTRE(Codename for Phantom III). Ground clearance taken with 5 normal passengers, full tank of petrol etc. and the front axle jacked to give normal full load buffer clearance - 2.8". Under front axle, lowest point 7.5" " crankcase 7.3" " front steering arm 7.2" " Battery box 7.0" " Rear silencer, rear point 6.9" " " " front 6.5" " Front silencer 6.6" " Rear crossmember prop. shaft 6.5" Rear buffer clearance under the above loaded conditions, 5 passengers, N.S. 3.1" O.S. 3.3" HS {Lord Ernest Hives - Chair} /FD. {Frank Dodd - Bodies} | ||
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).