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techtalk:ih:susp03d [2022/02/19 16:35] hippysmack [Outer Bearing Races] |
techtalk:ih:susp03d [2022/02/19 18:50] hippysmack [Bearings] |
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===== Parts Orientation and Installation ===== | ===== Parts Orientation and Installation ===== | ||
+ | ==== Bearings ==== | ||
+ | 1957-E1974 bearing part# is (47521-52), 2 required. It's a Timken tapered bearing, now obsoleted by HD. \\ | ||
+ | The bearing can still be bought under the manufacturer numbers: Outer race: (17520), Inner race/bearing (17580). \\ | ||
+ | In February of 1974, the MoCo changed to bearing kit (47550-74) and it was supplied through parts order in place of individual bearing (47521-52). \\ | ||
+ | The kit has 2 Timken tapered bearings (47521-74) which are .100" narrower than the original production bearings: Outer Race (11520), Bearing (11590). \\ | ||
+ | See also Service Bulletin No. 688 dated May 12, 1975. \\ | ||
+ | Either bearings can be used but All the parts required for each must be used together to obtain the correct rear fork bearing fit. \\ | ||
+ | The small end of the bearing cone is installed from the inner side of each pivot. \\ | ||
+ | |||
+ | | Parts for Either Bearing Setup (don't mix them up) ||| | ||
+ | | |1957-E1974 Bearing 47521-52|L1974-up Rear Fork Bearing Kit| | ||
+ | |Pivot Bolt Nut|47512-52|47512-74| | ||
+ | |Left Bearing Locknut|47514-52|47514-74| | ||
+ | |Right Bearing Locknut|47515-52|47515-74| | ||
+ | |Outer Spacer|47517-52|47517-74| | ||
+ | |Bearing ( 2 used)|47521-52|47521-74| | ||
+ | |||
==== Outer Bearing Races ==== | ==== Outer Bearing Races ==== | ||
**Orientation**: \\ | **Orientation**: \\ | ||
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|{{:techtalk:ih:susp:1980_swingarm_assy_by_outlawtexan67.jpg?direct&300|}}| | |{{:techtalk:ih:susp:1980_swingarm_assy_by_outlawtexan67.jpg?direct&300|}}| | ||
| 1980 Swingarm bolt assembly ((photo by OutlawTexan67 http://xlforum.net/forums/showthread.php?t=185355)) | | | 1980 Swingarm bolt assembly ((photo by OutlawTexan67 http://xlforum.net/forums/showthread.php?t=185355)) | | ||
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