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).
List of vehicle components and their specifications, often in comparison to the Wraith III model.
| Identifier | ExFiles\Box 97\1\ scan0045 | |
| Date | 9th April 1937 guessed | |
| (sheet 2) UNDERSHEETS. To suit engine and new frame. FLYWHEEL AND CLUTCH. Wraith III parts. GEARBOX. As Wraith III but with over-drive - new casting may be required, in which case the new casting can be used on Wraith III but with present Wraith III gears in it. CHANGE GEAR AND HAND BRAKE MECHANISM. Similar to Wraith III - pull up hand brake lever - a fully isolated gear change lever may be required depending on tests in hand on Wraith. REAR AXLE AND REAR BRAKES. Latest 1.625" hypoid rear axle complete with brakes as designed for Wraith but with shortened axle tubes and shafts to suit rear wheel track. PROPELLER SHAFT. As Wraith III (Hardy Spicer) but different length. REAR HUB. Wraith III parts. SERVO. Wraith III parts. SERVOCOUNTERSHAFT. As Wraith III. FRONT SUSPENSION. As Wraith III using all parts except the yoke piece which has to be different because of the car height, the front pan which is narrower, and the springs which will be of different initial deflection, viz.8" or 6.5". FRONT BRAKES. Wraith III parts. FRONT HUB. Wraith III parts. CROSS STEERING TUBE. Same as Wraith III but shorter. | ||