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).
Standardisation of wheels with well base rims and 6.75 inch tyres.
| Identifier | ExFiles\Box 42\1\ Scan072 | |
| Date | 6th September 1926 | |
| RR 755 (10H) (DB{Donald Bastow - Suspensions}130 12-9-24) MS 301225 STANDARDISATION of CHASSIS PARTS. COMPLETED 18.9.26. Date 6.9.26 No. 3809 Description of Parts WHEELS WITH WELL BASE RIMS AND 6.75" TYRES. Origin. To improve riding and reliability. Experimental Test Report. Well base rims have been standardised for 20 HP. It is proposed they are adopted on Phantom at the same time as we fit Hydraulic Dampers and the lightened axle. Road Test Report. Run 10,000 miles in France on 12-EX car. Run total of 10,000 miles in England on various cars. There is a marked increase in riding comfort and reduction in rattles and wear on chassis. [Decision Box] X No. 3809 Drawing No. Part List A Scrap and replace at all costs, including Chassis already delivered to customers. B Scrap and replace on Chassis in works. C Scrap present stock and replace on all Chassis not yet handed to test. D Use existing stock Alteration effective on future Chassis. [The word PHANTOM is stamped in green across the document] Weight of Old Part. Cost of Old Part. £57. 0. 0d. Weight of New Part. Cost of New Part. £57. 17. 0d. Difference per Car. Difference per Car. £ 17. 0d. increase. Cost of Parts in Works which will be scrapped if commenced on:- Series.....£..... Series.....£..... Series.....£..... Signature of Mr. De LOOZE that above is correct. My/Rb.{R. Bowen} 8.9.26. SIGNATURES | DATE | REMARKS --- | --- | --- MR. JOHNSON G.W.B. | 18.9.26 | Agreed, with traction tread tyres. CWB. MR. B. JOHNSON | 17.9.26 | agreed BJ MR. ROYCE | 9.9.26 | Agreed. FHR. MR. WORMALD | 10.9.26 | Agreed. Wor.{Arthur Wormald - General Works Manager} MR. ROWLEDGE | 9.9.26 | Agreed. Rg.{Mr Rowledge} MR. DAY | 7.9.26 | Agreed. Da.{Bernard Day - Chassis Design} MR. BAILEY | 6.9.26 | Agreed. BY.{R.W. Bailey - Chief Engineer} MR. PLATFORD | 14.9.26 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer} MR. ELLIOTT | 9.9.26 | Agreed. E.{Mr Elliott - Chief Engineer} MR. NORTHEY | | MR. HIVES | 6.9.26 | Agreed. Hs.{Lord Ernest Hives - Chair} | ||