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 steering system component weights between the 25/30 HP & Wraith models.
| Identifier | ExFiles\Box 10\5\ 05-page035 | |
| Date | 15th February 1937 | |
| STEERING SYSTEM. COMPARISON OF 25/30 H.P. & WRAITH WEIGHTS. 25/30 H.P. WRAITH. lbs. ozs. lbs. ozs. Cross Steering Tubes (1 in 25/30) 6 10 7 2 (2 " Wraith) Centre, Steering Lever on Wraith. 1 15 4 2 Half Ramshorn lever on 25/30. Side Steering Tube ............ 5 6½ 5 - Steering Gear, with wheel, Controls, pendulum lever & ball pin ............................ 49 - 41 8 Mounting Bracket ................ - - 1 8 62 15½ 59 4 | ||