Bearings
Also see; Big End Shells
We have a very large range of bearings, both new old stock and remanufactured. We also carry crankpin big end assemblies. Search thecatalogue by part number
Period bearing manufacturers were SKF, Hoffman, RHP, Torrington, Timken and Ransome & Marles. Our main stock of bearings are genuine new old stock. We also stock INA/FAG Bearings. You should beware of cheap, pattern imitations!
This page is currently in progress, please search the catalogue using part numbers.
| Part# | Cross Ref numbers | Description | Model |
| 40-0389A | Needle Roller Timing Side Bearing Conversion Kit | BSA C15/B40 | |
| 70-1591 | MJ 1 1/8 – MS11 – RMS9 | Ball Bearing D/S Crank ’39-59 T/S Crank ’54-59 | Triumph T100 T120/R3 |
| 70-1592 | MJ1 – RMS8 – MS10 – BRM1 | T/S Ball Bearing | Triumph 1939 T100 ’39-47 |
| 70-2877 | T/S Roller Bearing | Triumph T100/T120 ’50-53 | |
| 57-0448 | LJ31.7 | Gearbox High Gear Bearing LH | Triumph T100 ’39-59 T110/T120/A65/R3 |
| S35-7 | RLS6 | Gearbox mainshaft Bearing RH | Triumph T100 ’39-59 T110/T120/T90 |
| 70-3835 | SKF6306 – MJ30 | Main Bearing DS | Triumph T100 ’60-68 T120 |
| 70-9493 | SKF NF306 – MRJA30 | Main Bearing DS Roller | Triumph T100 ’69-74 |
| 70-7850 | Needle Roller bearing – Conrod bigend | BSA Late B40/B50/B44 |
Crankshaft Main Bearings
| Part# | Description | Model |
| SKF6209 | Ball Bearing, Crankshaft drive side | Royal Enfield Twins 500/700/750 |
| N209 | Roller Bearing, Crankshaft timing side | Royal Enfield Twins 500/700/750 |
| 06-4118 | Crankshaft Main Bearing, FAG Superblend (Brass) Replaces 06-3114 | Norton Commando |
| 67-0670 10329-54 | Crankshaft Driveside Main Roller Bearing | BSA A7/A10 1949-63 Ariel Huntmaster 1954-59 |
Other Bearings
| Part# | Cross Ref numbers | Description | Model |
N4965 | SKF 10-1-132655 | Hoffman Double Row Bearing | Vauxhall/Sunbeam |
37-0897 | W0897 | Rear Wheel Bearing (Sprung Hub) XLJ 3. 1/2 JC3 (5″ OD X 3 1/2″ ID X 3/4″ T) | Triumph Pre Unit, Sprung Hub |
| 41-0760A | Crankpin Assembly (Needle Roller Type) C/w bearing and race | Late BSA B40 | |
60-4100 | RJ0009 | Gearbox High Gear Bearing | 5 Speed Models Triumph T120/T140/T150/T160 BSA Rocket 3 | 60-7291 | Sprag Bearing to suit electric start | Triumph T140 |
| 97-4031 | Click Here forSteering Head Race Sets | Taper Head Bearing (2 Required) | OIF Models BSA B25/B50/A65/A70 Triumph TR5T/T120/T140/T160/T25 |
We also carry a range of Alpha Crankpin/Big End Assemblies