Harley Davidson® Replacement Bearings
Transmission Rollers Short Rod RollersLong Rod Rollers
Long Side Valve RollersShort Side Valve RollersCrankcase Rollers
Crankcase & Wheel Bearing RollersTransmission Bearings
Since our founding in 1978, the Sonnax name has become synonymous with the highest quality products for the automotive aftermarket. We also are proud to be a leading supplier of Harley-Davidson replacement bearings for motorcycle transmission and engine applications.
Transmission Rollers
| Dimensions | Sonnax Part Number | OE Part Number | Description/Application |
|---|---|---|---|
| .125" x .625" | HDBR0001 | 9084 | E'36-'77 Big Twin Mainshaft/E'36-'77 Big Twin Countershaft |
| .125" x .625" | HDBR0051 | 9086 | E'36-'77 Big Twin Mainshaft/E'36-'77 Big Twin Countershaft |
| .1562" x .625" | HDBR0003 | 9096 | '52-'84 Sportster |
| .1562" x .625" | HDBR0004 | 9097 | '52-'84 Sportster |
Short Rod Rollers
| Dimensions | Sonnax Part Number | OE Part Number | Description/Application |
|---|---|---|---|
| .1875" x .344" | HDBR0024 | 9101A | '51-'72 Big Twin |
| .1875" x .344" | HDBR0026 | 9103A | '51-'72 Big Twin |
| .1875" x .344" | HDBR0027 | 9104A | '51-'72 Big Twin |
| .188" x .294" | HDBR0006 | 9442A | E'54-'86 Sportster/'73-'86 Big Twin |
| .188" x .294" | HDBR0009 | 9445A | E'54-'86 Sportster/'73-'86 Big Twin |
| .188" x .294" | HDBR0069 | 9415+.0015 | E'54-'86 Sportster/'73-'86 Big Twin |
| .188" x .294" | HDBR0070 | 9418 | E'54-'86 Sportster/'73-'86 Big Twin |
| .188" x .294" | HDBR0071 | 9441+.003 | E'54-'86 Sportster/'73-'86 Big Twin |
| .188" x .294" | HDBR0072 | 9450-.0002 | E'54-'86 Sportster/'73-'86 Big Twin |
Long Rod Rollers
| Dimensions | Sonnax Part Number | OE Part Number | Description/Application |
|---|---|---|---|
| .1875" x .490" | HDBR0011 | 9150A | E'54-'86 Sportster |
| .1875" x .490" | HDBR0012 | 9152A | E'54-'86 Sportster |
| .1875" x .490" | HDBR0014 | 9156A | E'54-'86 Sportster |
| .1875" x .490" | HDBR0015 | 9158A | E'54-'86 Sportster |
| .1875" x .490" | HDBR0016 | 9160A | E'54-'86 Sportster |
| .1875" x .490" | HDBR0059 | 9416+.0015 | E'54-'86 Sportster |
| .1875" x .490" | HDBR0060 | 9161-.0002 | E'54-'86 Sportster |
| .188" X .662" | HDBR0031 | 9172A | '51-'72 Big Twin |
| .188" X .662" | HDBR0053 | 9174A | '51-'72 Big Twin |
| .188" X .662" | HDBR0054 | 9175A | '51-'72 Big Twin |
| .1875" X .594" | HDBR0044 | 9182 | '73-'86 Big Twin |
| .1875" X .594" | HDBR0062 | 9186+.003 | '73-'86 Big Twin |
| .1875" X .594" | HDBR0047 | 9185 | '73-'86 Big Twin |
Long Side Valve Rollers
| Dimensions | Sonnax Part Number | OE Part Number | Description/Application |
|---|---|---|---|
| .250" x .560" | HDBR0039 | 9241 | '29-'73 45CI |
| .250" x .560" | HDBR0064 | 9242 | '29-'73 45CI |
| .250" x .560" | HDBR0065 | 9243 | '29-'73 45CI |
| .250" x .560" | HDBR0066 | 9244 | '29-'73 45CI |
| .250" x .560" | HDBR0067 | 9245 | '29-'73 45CI |
| .250" x .560" | HDBR0068 | 9246 | '29-'73 45CI |
Short Side Valve Rollers
| Dimensions | Sonnax Part Number | OE Part Number | Description/Application |
|---|---|---|---|
| .250" x .281" | HDBR0033 | 9301 | '29-'73 45CI |
| .250" x .281" | HDBR0034 | 9302 | '29-'73 45CI |
| .250" x .281" | HDBR0035 | 9303 | '29-'73 45CI |
| .250" x .281" | HDBR0036 | 9304 | '29-'73 45CI |
| .250" x .281" | HDBR0037 | 9305 | '29-'73 45CI |
| .250" x .281" | HDBR0038 | 9306 | '29-'73 45CI |
Crankcase Rollers
| Dimensions | Sonnax Part Number | OE Part Number | Description/Application |
|---|---|---|---|
| .1875" x .812" | HDBR0040 | 9422 | '57-'76 Sportster Right Side/'55-'57 Big Twin Right Side |
| .1875" x .812" | HDBR0041 | 9423 | '57-'76 Sportster Right Side/'55-'57 Big Twin Right Side |
| .1875" x .812" | HDBR0074 | 9424 | '57-'76 Sportster Right Side/'55-'57 Big Twin Right Side |
| .1875" x .812" | HDBR0042 | 9425 | '57-'76 Sportster Right Side/'55-'57 Big Twin Right Side |
| .1875" x .812" | HDBR0043 | 9426 | '57-'76 Sportster Right Side/'55-'57 Big Twin Right Side |
Crankcase & Wheel Bearing Rollers
| Dimensions | Sonnax Part Number | OE Part Number | Description/Application |
|---|---|---|---|
| .250" x .500" | HDBR0021 | 9223A | '30-'57 Big Twin Left Case/'58-'86 Big Twin Right Case |
| .250" x .500" | HDBR0022 | 9224A | '30-'57 Big Twin Left Case/'58-'86 Big Twin Right Case |
| .250" x .500" | HDBR0023 | 9225A | '30-'57 Big Twin Left Case/'58-'86 Big Twin Right Case |
| .250" x .500" | HDBR0063 | 9220+.002 | '30-'57 Big Twin Left Case/'58-'86 Big Twin Right Case |
Transmission Bearings
| Sonnax Part Number | OE Part Number | Description/Application | |
|---|---|---|---|
| HDBB0010 | 8990A | Front Cam Ball Bearing (Twin Cam '88) | |
| HDBB0011 | 9025A | Main Shaft Ball Bearing ('57 - Early '84) | |
| HDNB0001 | 9057 | Cam Gear Needle Bearing (L'58-Up Sportster) | |
| HDNB0002 | 9058 | Cam Gear Needle Bearing ('58-'93 Big Twin) | |
| HDNB0003 | 9063 | Shaft Bearing, Outer ('65-'88 Big Twin/'67-'80 Sportster) | |
| HDNB0004 | 35961-52 | Countershaft Door Bearing ('77-'85 Big Twin/'54-'90 XL) | |
| HDNB0005 | 9020 | Mainshaft Bearing ('37-'86 Big Twin 4-Speed) | |
| HDNB0007 | 9062 | Shaft Bearing, Inner ('65-'88 Big Twin/'67-'80 Sportster) | |
| HDNB0008 | 9088 | Generator End Cover Bearing | |
| HDNB0009 | 8905 | Main Drive Gear Bearing (L'77-'81 Big Twin) | |
| HDNB0010 | 37312-75 | Throw Out Needle Bearing ('70-Up Big Twin) | |
| HDNB0011 | 37313-80 | Throw Out Needle Bearing Race ('70-Up Big Twin) | |
| HDNB0015 | 8977 | Countershaft Bearing, Left ('80-'93 Big Twin) | |
| HDNB0020 | 24641-87 | Pinion Bearing, Orange ('87 Big Twin) | |
| HDNB0021 | 24643-87 | Pinion Bearing, Blue ('87 Big Twin) | |
| HDNB0022 | 24626-87 | Pinion Bearing, White ('87 Big Twin) | |
| HDNB0023 | 24628-87 | Pinion Bearing, Green ('87 Big Twin) | |
| HDNB0027 | 9118 | Case Bearing, Right (L'84-'90 Sportster) | |
| HDNB0028 | 9151 | Drum Bearing ('91 XL) | |
| HDNB0029 | 37722-52 | Clutch Sprocket Needle Bearing ('54-'70 Sportster) | |
| HDNB0030 | 35960-54 | Countershaft Case Bearing ('54-'90 Sportster) | |
| HDNB0031 | 8876A | Transmission Gear Bearing ('80-Up Big Twin, 5-Speed) | |
| HDNB0038 | 9198 | Twin Cam Inner Bearing ('98-Up) | |
| HDNB0039 | 24346-87A | Rod Roller Retainer w/Rollers (Big Twin) | |
| HDNB0042 | 9215 | Cam Bearing ('06 DYNA, '07-Up all Big Twin) | |
| HDNB0043 | 24648-77 | Pinion Shaft Bearing (Sportster '77 - '86) | |
| HDNB0044 | 38505-52 | Booster Clutch Bearing ('52 - '67) | |
| HDNB0045 | 8906 | Needle Bearing, Main Drive Gear ('82 - '85 Big Twin) | |
| HDTB0003 | 9052 | Wheel Bearing w/Race ('73-Up All Models) | |
| HDTB0006 | 48300-60 | Fork Stem Bearing w/Race ('49-Up Big Twin, '62-Up Sportster) | |
| HD-RB-01K | Connecting Rod (press-together) Bearing Kit (Twin Cam '88) | ||
Sonnax Industries is an Employee-Owned Company
1 Automatic Drive · Bellows Falls, VT ·
05101-0440 · U.S.A.
800-843-2600 ·
802-463-9722