Tech Tip Main Page   Rask Cycle

OEM  CONVERSION CHART for Factory British Part Numbers

Some parts book may have a letter before the number.
The following chart will convert the letter to the proper first two numbers
This  conversion is helpful when searching parts on our site.
Letter Same As: Part Type:
S 21- Hardware
W 37- Wheels/Brakes
W 40- BSA Parts
T 57- Transmission
D 60- Chains/Cables/Hydraulics
D 61- Tools
D 67- / 68- BSA
E 70- Engine
E1 71- Engine, Later
F 82- Frame
F1 83- Frame, Later
H 97- Front Forks
H 99- Owners Manual/Brake Parts
 
Examples of Conversion:

Example 1

Example 2 Example 3
E6309  = 70-6309 S692  =  21-0692
Note:
If there are three digits after the letter,
Add a 0
E12575  = 71-2575
Note:
If there is 5 digits, This would then start with 71-  and not 70-

Tech Tip Main Page   Rask Cycle