Ariel Engine and Frame Numbers (1926-1965)
Letter Code Prefixes
Engine numbers frame numbers model designations and engine configuration for Ariel motorcycles from 1926 1965 Letter codes are a prefix to the number which is usually 4 digits.
Contract Number
The contract number on the mudguard covers engines 21501 to 25000 and frames between 31751 and 35250 dispatched between 291042 and 5443 but your engine is from C 8722.
Importance of Accurate Identification
It is essential to know the exact model and year of your machine not only to restore it accurately but simply to increase the chances of obtaining the correct parts.
Prefix Numbers (1926-1930)
This list has been compiled from details listed in the Ariel Story by Peter Hartley and the Draganfly Motorcycles catalog.
Crankcase Designation Numbers
Ariel engine crankcase designation numbers were updated most years of manufacture to quote a couple VH 1955 LC 1956 MB and so on.
Additional Resources
- 1926 to 1958 Engine and Frame Numbers Pages 3
- 1927 Ariel Motor Cycle Program and Story of a Great Test Pages 23
- 1928 Ariel 497cc Model C- Road Test Pages 6..
Knowing your Ariel motorcycle's engine and frame numbers is crucial for restoration, parts acquisition, and historical accuracy. Accurate identification allows you to delve deeper into the rich history and legacy of Ariel motorcycles.
Comments