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).
Breakdown of weights for the Wraith chassis, accessories, and extra components.
| Identifier | ExFiles\Box 132\2\ scan0035 | |
| Date | 30th August 1938 | |
| 1113 30.8.38. c. q. lbs. Wraith chassis weight. 26 2 11 Accessories 3 8 Extra weight 2 16½ ___________ 28 0 7½ or 3143½ lbs. Accessories. Chassis Extra Weight on Pro.Series Bumper front 23 lbs. Brake drum and shoes. 42 lbs. Lamps. 29 Clutch mechanism 2 Seapak 4 Engine mounting rear 14 Tools & spare. 27 " " front 8 Horns. 9 Heavier top panels 6½ ____ ____ 92 72½ = 3 qrs. 8 lbs. = 2 qrs. 16½ lbs. Also Heavy top panels? Production weight 28c. 0qr. 26 lbs. or 3162 lbs. Rm{William Robotham - Chief Engineer}/F.Dodd. | ||