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techtalk:evo:wheels01 [2024/01/09 02:51] hippysmacktechtalk:evo:wheels01 [2025/06/24 07:30] (current) – [Rear Axles & Bearings] ixl2relax
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 The first part is a simple outer race while the second part is not only the inner race but includes the roller bearings in a cage. When installed, in addition to using the two bearing sets, there is a hub spacer, a spacer washer and, possibly, SHIM washers. Because there must be a precise space between the inner & outer races of each bearing set, shims are used in setting that precise distance. The first part is a simple outer race while the second part is not only the inner race but includes the roller bearings in a cage. When installed, in addition to using the two bearing sets, there is a hub spacer, a spacer washer and, possibly, SHIM washers. Because there must be a precise space between the inner & outer races of each bearing set, shims are used in setting that precise distance.
  
-The outer races are simply installed fully into the hub cavity on each side of the wheel. Then, on the brake rotor side, the selected shims are installed (contacting the counterbore), followed by the spacer washer, then the inner bearing race (with rollers) and the oil seal. On the opposite side of the wheel, you must insert the hub spacer (to fully contact shim washers), then the 2nd inner bearing race (with rollers) followed by the oil seal. Then the proper wheel spacers are inserted through the center of the oil seals to make contact with the inner races on each side.+The outer races are simply installed fully into the hub cavity on each side of the wheel. Then, on the brake rotor side, the selected shims are installed (contacting the counterbore), followed by the spacer washer, then the inner bearing race (with rollers) and the oil seal. On the opposite side of the wheel, you must insert the hub spacer (to fully contact shim washers), then the 2nd inner bearing race (with rollers) followed by the oil seal. Then the proper outside bearing spacers are inserted through the center of the oil seals to make contact with the inner races on each side. Early models use a mechanical speedo drive unit on the front wheel as an outer bearing spacer.
  
 When assembled, between the front forks (or rear swingarm), the axle clamps the assembly together. The installed shims will create a gap between the inner & outer races to create the End Play (the ability of the wheel to move horizontally on the axle). You must check the End Play after clamping the axle components to be sure you are within the specs (typically, .002" to .006" combined total for End Play of the assembly). Check your factory manual for the recommended procedure. When assembled, between the front forks (or rear swingarm), the axle clamps the assembly together. The installed shims will create a gap between the inner & outer races to create the End Play (the ability of the wheel to move horizontally on the axle). You must check the End Play after clamping the axle components to be sure you are within the specs (typically, .002" to .006" combined total for End Play of the assembly). Check your factory manual for the recommended procedure.
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 (From HD Parts Catalogs and online fiche sources ((http://partsfinder.onlinemicrofiche.com/ronnies/partsfinder.htm)) unless noted otherwise)\\ (From HD Parts Catalogs and online fiche sources ((http://partsfinder.onlinemicrofiche.com/ronnies/partsfinder.htm)) unless noted otherwise)\\
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 +{{:techtalk:evo:wheels:rearaxle-spacers-timkentypical.jpg?700|}}
  
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 ==== Rear Hub Spacers ==== ==== Rear Hub Spacers ====
  
-^H21|16" CAST 9 SPOKE REAR FRONT WHEEL  - \\ Uses 2, (9052) 2-Piece 3/4" Timken Tapered Roller Bearings||+^H21|16" CAST 9 SPOKE REAR WHEEL  - \\ Uses 2, (9052) 2-Piece 3/4" Timken Tapered Roller Bearings||
 |1986-1991 \\ Chain Drive|HD PART #|CENTER HUB BEARING SPACER (no flange)| |1986-1991 \\ Chain Drive|HD PART #|CENTER HUB BEARING SPACER (no flange)|
 |::: |43604-78|Length - 4.420" (orange) ((1986-1990 HD Sportster Parts Catalog pg 61)) ((1991 HD Sportster Parts Catalog pg 55))| |::: |43604-78|Length - 4.420" (orange) ((1986-1990 HD Sportster Parts Catalog pg 61)) ((1991 HD Sportster Parts Catalog pg 55))|
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 |  1988-1999 L-R, (2) - 43654-86A, (1) - 41594-73  |  1988-1999 Rear Wheel External Spacers  | |  1988-1999 L-R, (2) - 43654-86A, (1) - 41594-73  |  1988-1999 Rear Wheel External Spacers  |
  
-|{{:techtalk:evo:wheels:2004_rear_bearing_spacers_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:wheels:2010_and_2013_wheel_spacer_by_wachuko.png?direct&300|}}| +|{{techtalk:evo:wheels:2004_rear_bearing_spacers_1_by_hippysmack.jpg?direct&300|}}|{{:techtalk:evo:wheels:2010_and_2013_wheel_spacer_by_wachuko.png?direct&300|}}| 
-|  2004 R - 40930-04, L - 43654-00A   2010 and 2013 Wheel Space Comparison ((photo by wachuko of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/efi-sportster-motorcycle-talk-2007-and-up/157717-my-2013-hd-forty-eight-build/page3?t=1688133&page=3)) |+|  2004 L - 43654-00A, R - 40930-04  |  Left Axle Spacer 2010 vs 2013\\ Difference due to brake caliper bracket width ((photo by wachuko of the XLFORUM https://www.xlforum.net/forum/sportster-motorcycle-forum/sportster-motorcycle-era-specific-and-model-specific/efi-sportster-motorcycle-talk-2007-and-up/157717-my-2013-hd-forty-eight-build/page3?t=1688133&page=3))  |
  
 | {{:techtalk:evo:wheels:2005_rear_outside_spacers_3_by_hippysmack.jpg?direct&300|}} |{{:techtalk:evo:wheels:2005_rear_outside_spacers_2_by_hippysmack.jpg?direct&300|}}| | {{:techtalk:evo:wheels:2005_rear_outside_spacers_3_by_hippysmack.jpg?direct&300|}} |{{:techtalk:evo:wheels:2005_rear_outside_spacers_2_by_hippysmack.jpg?direct&300|}}|