Eastern Motorcycle Parts
Eastern Motorcycle Parts is a trusted manufacturer of OEM-style motorcycle replacement components for Harley-Davidson engines, drivetrains and chassis systems. Known for precision-fit spacers, bearings, pushrods and clutch hardware, Eastern delivers dependable solutions for restorations and routine maintenance. Their parts are engineered to original specifications to ensure proper fit, smooth operation and long-term reliability. Professional builders, mechanics and riders rely on Eastern Motorcycle Parts for consistent quality across engine, transmission and wheel assemblies.
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V-Twin - 10-0405 - Engine Pinion Shaft with Race
Eastern Motorcycle Parts
MSRP: $98.09$92.45V-Twin - 10-0405 - Engine Pinion Shaft with RaceDescriptionPrecision ground for correct fitment. Fits:XL 1977-1981 Early 1981Additional Information OEM No.24008-75A UOM1 - EA ManufacturerEastern ...MSRP: $98.09$92.45 -
V-Twin - 10-0404 - Engine Pinion Shaft
Eastern Motorcycle Parts
MSRP: $113.46$111.86V-Twin - 10-0404 - Engine Pinion ShaftDescriptionPrecision ground for correct fitment. Fits:XL 1957-1976Additional Information OEM No.24005-57 UOM1 - EA ManufacturerEastern OriginUSA 2025...MSRP: $113.46$111.86 -
V-Twin - 10-0403 - Eastern Engine Pinion Shaft
Eastern Motorcycle Parts
$115.91V-Twin - 10-0403 - Eastern Engine Pinion ShaftDescriptionPrecision ground for correct fitment.*NOTE: Must order key oil pump gear, key pinion gear and key sprocket shaft separately. Fits:FL...$115.91 -
V-Twin - 10-0402 - Engine Pinion Shaft
Eastern Motorcycle Parts
$115.91V-Twin - 10-0402 - Engine Pinion ShaftDescriptionPrecision ground for correct fitment.*NOTE: Must order key oil pump gear and key pinion gear separately. Fits:FX 1971-1972FL 1958-1972Additional...$115.91 -
V-Twin - 10-0401 - Engine Pinion Shaft
Eastern Motorcycle Parts
$115.91V-Twin - 10-0401 - Engine Pinion ShaftDescriptionPrecision ground for correct fitment. Fits:FL 1954-1957Additional Information OEM No.24006-54A UOM1 - EA ManufacturerEastern OriginUSA 2025...$115.91 -
V-Twin - 10-0400 - Engine Pinion Shaft
Eastern Motorcycle Parts
MSRP: $113.46$113.31V-Twin - 10-0400 - Engine Pinion ShaftDescriptionPrecision ground for correct fitment.*NOTE: Check spline timing in relation to key way slot. Turn shaft so that the key way slot is at 12 o'clock on...MSRP: $113.46$113.31 -
V-Twin - 10-0399 - Engine Pinion Shaft with Race
Eastern Motorcycle Parts
MSRP: $114.63$113.02V-Twin - 10-0399 - Engine Pinion Shaft with RaceDescriptionPrecision ground for correct fitment. Fits:XL 1981-1985Additional Information OEM No.24005-80 UOM1 - EA ManufacturerEastern OriginUSA ...MSRP: $114.63$113.02 -
Out of stock
V-Twin - 10-0397 - Sprocket Shaft
Eastern Motorcycle Parts
MSRP: $68.22$61.39V-Twin - 10-0397 - Sprocket ShaftDescriptionMachined and hardened to factory specifications. Fits:J 1925-1929Additional Information OEM No.352-25 UOM1 - EA ManufacturerEastern OriginUSA 2025...MSRP: $68.22$61.39 -
V-Twin - 10-0365 - Replica 3-Hole Crank Pin
Eastern Motorcycle Parts
$101.41V-Twin - 10-0365 - Replica 3-Hole Crank PinDescriptionReplica crank pin with 3 holes are made of 8620 steel with .062 heat penetration.*NOTE: Check technical notes before ordering. The distance...$101.41 -
V-Twin - 10-0346 - Extreme Heavy Duty Left Side Main Bearing Kit
Eastern Motorcycle Parts
$101.41V-Twin - 10-0346 - Extreme Heavy Duty Left Side Main Bearing KitDescriptionExtreme duty left side main bearing kit is for all 2003-UP Twin Cam and M8 models. Includes bearing, spacer, thrust washers...$101.41 -
V-Twin - 10-0337 - Crank Pin Nut and Lock Kit
Eastern Motorcycle Parts
MSRP: $31.73$29.66V-Twin - 10-0337 - Crank Pin Nut and Lock KitDescriptionIncludes 2 nuts, 2 locks, and mount screws.Nuts and locks are also available separately Fits:WL 1937-1952G 1937-1973Additional Information ...MSRP: $31.73$29.66 -
V-Twin - 10-0232 - Pinion Right Side Case Race .002
Eastern Motorcycle Parts
$89.91V-Twin - 10-0232 - Pinion Right Side Case Race .002DescriptionMachined and ground to factory specifications. Fits:FLT 1993-1998FXST 1993-1998FXR 1993-1994FLST 1993-1998FXD 1993-1998Additional...$89.91 -
V-Twin - 10-0231 - Pinion Right Side Case Race Standard
Eastern Motorcycle Parts
$89.91V-Twin - 10-0231 - Pinion Right Side Case Race StandardDescriptionMachined and ground to factory specifications. Fits:FLT 1993-1998FXST 1993-1998FXR 1993-1994FLST 1993-1998FXD 1993-1998Additional...$89.91 -
V-Twin - 10-0230 - Pinion Right Side Case Race .015
Eastern Motorcycle Parts
MSRP: $90.23$89.91V-Twin - 10-0230 - Pinion Right Side Case Race .015DescriptionMachined and ground to factory specifications. Fits:FXD 1991-1992FXR 1982-1992FX 1971-1984FL 1958-1984FXST 1984-1992FLT 1979-1992FLST...MSRP: $90.23$89.91 -
V-Twin - 10-0228 - Sprocket Left Side Case Race Standard
Eastern Motorcycle Parts
MSRP: $94.14$88.72V-Twin - 10-0228 - Sprocket Left Side Case Race StandardDescriptionMachined and ground to factory specifications. Fits:UL 1937-1939EL 1937-1939Additional Information OEM No.416-36 UOM1 - EA ...MSRP: $94.14$88.72 -
V-Twin - 10-0226 - Pinion Right Side Case Race Standard
Eastern Motorcycle Parts
MSRP: $80.52$72.46V-Twin - 10-0226 - Pinion Right Side Case Race StandardDescriptionMachined and ground to factory specifications. Fits:VL 1936-1936UL 1937-1939Additional Information OEM No.413-36 UOM1 - EA ...MSRP: $80.52$72.46 -
V-Twin - 10-0224 - Pinion Right Side Case Race Standard
Eastern Motorcycle Parts
MSRP: $77.49$75.55V-Twin - 10-0224 - Pinion Right Side Case Race StandardDescriptionMachined and ground to factory specifications. Fits:UL 1940-1948 74" and 80"Additional Information OEM No.24595-40 UOM1 -...MSRP: $77.49$75.55 -
V-Twin - 10-0222 - Left Side Case Race .002
Eastern Motorcycle Parts
MSRP: $65.18$63.35V-Twin - 10-0222 - Left Side Case Race .002DescriptionMachined and ground to factory specifications. Fits:WL 1939-1952G 1939-1973Additional Information OEM No.24611-39 UOM1 - EA ...MSRP: $65.18$63.35 -
V-Twin - 10-0221 - Left Side Case Race Standard
Eastern Motorcycle Parts
MSRP: $65.18$63.35V-Twin - 10-0221 - Left Side Case Race StandardDescriptionMachined and ground to factory specifications. Fits:WL 1939-1952G 1939-1973Additional Information OEM No.24610-39 UOM1 - EA ...MSRP: $65.18$63.35 -
V-Twin - 10-0220 - Pinion Right Side Case Race .005
Eastern Motorcycle Parts
MSRP: $66.55$64.68V-Twin - 10-0220 - Pinion Right Side Case Race .005DescriptionMachined and ground to factory specifications. .005 oversize . Fits:WL 1939-1952G 1939-1973Additional Information OEM No.24587-39 UOM1...MSRP: $66.55$64.68 -
V-Twin - 10-0218 - Right Side Case Race Standard
Eastern Motorcycle Parts
MSRP: $74.92$67.42V-Twin - 10-0218 - Right Side Case Race StandardDescriptionMachined and ground to factory specifications. Fits:WL 1939-1952G 1939-1973Additional Information OEM No.24585-39 UOM1 - EA ...MSRP: $74.92$67.42 -
V-Twin - 10-0217 - Pinion Right Side Case Race .010
Eastern Motorcycle Parts
$89.91V-Twin - 10-0217 - Pinion Right Side Case Race .010DescriptionMachined and ground to factory specifications. Fits:FXD 1991-1992FXR 1982-1992FX 1971-1984FL 1958-1984FXST 1984-1992FLT 1979-1992FLST...$89.91 -
V-Twin - 10-0216 - Pinion Right Side Case Race .005
Eastern Motorcycle Parts
$89.91V-Twin - 10-0216 - Pinion Right Side Case Race .005DescriptionMachined and ground to factory specifications. Fits:FXD 1991-1992FXR 1982-1992FX 1971-1984FL 1958-1984FXST 1984-1992FLT 1979-1992FLST...$89.91 -
V-Twin - 10-0215 - Pinion Right Side Case Race .002
Eastern Motorcycle Parts
$89.91V-Twin - 10-0215 - Pinion Right Side Case Race .002DescriptionMachined and ground to factory specifications. Fits:FXD 1991-1992FXR 1982-1992FX 1971-1984FL 1958-1984FXST 1984-1992FLT 1979-1992FLST...$89.91 -
V-Twin - 10-0214 - Pinion Right Side Case Race Standard
Eastern Motorcycle Parts
$89.91V-Twin - 10-0214 - Pinion Right Side Case Race StandardDescriptionMachined and ground to factory specifications. Fits:FXD 1991-1992FXR 1982-1992FX 1971-1984FL 1958-1984FXST 1984-1992FLT 1979-1992FLST...$89.91 -
V-Twin - 10-0212 - Pinion Right Side Case Race Standard
Eastern Motorcycle Parts
$89.91V-Twin - 10-0212 - Pinion Right Side Case Race StandardDescriptionMachined and ground to factory specifications. Fits:FL 1955-1957Additional Information OEM No.24599-55 UOM1 - EA ...$89.91 -
V-Twin - 10-0211 - Sprocket Left Side Case Race .015
Eastern Motorcycle Parts
MSRP: $84.54$82.42V-Twin - 10-0211 - Sprocket Left Side Case Race .015DescriptionMachined and ground to factory specifications. Fits:FL 1940-1954Additional Information OEM No.24623-79 UOM1 - EA ManufacturerEastern ...MSRP: $84.54$82.42 -
V-Twin - 10-0210 - Sprocket Left Side Case Race .010
Eastern Motorcycle Parts
MSRP: $84.54$82.42V-Twin - 10-0210 - Sprocket Left Side Case Race .010DescriptionMachined and ground to factory specifications. Fits:FL 1940-1954Additional Information UOM1 - EA ManufacturerEastern OriginUSA 2025...MSRP: $84.54$82.42 -
V-Twin - 10-0209 - Sprocket Left Side Case Race .005
Eastern Motorcycle Parts
MSRP: $84.54$82.42V-Twin - 10-0209 - Sprocket Left Side Case Race .005DescriptionMachined and ground to factory specifications. Fits:FL 1940-1954Additional Information OEM No.24623-40 UOM1 - EA ManufacturerEastern ...MSRP: $84.54$82.42 -
V-Twin - 10-0208 - Sprocket Left Side Case Race Standard
Eastern Motorcycle Parts
MSRP: $84.54$82.42V-Twin - 10-0208 - Sprocket Left Side Case Race StandardDescriptionMachined and ground to factory specifications.*NOTE: Left side cases accept standard case race. Case race requires to be installed...MSRP: $84.54$82.42 -
V-Twin - 10-0207 - Pinion Right Side Case Race .015
Eastern Motorcycle Parts
$89.91V-Twin - 10-0207 - Pinion Right Side Case Race .015DescriptionMachined and ground to factory specifications. Fits:FL 1940-1954Additional Information OEM No.24601-79 UOM1 - EA ...$89.91 -
V-Twin - 10-0206 - Pinion Right Side Case Race .010
Eastern Motorcycle Parts
$89.91V-Twin - 10-0206 - Pinion Right Side Case Race .010DescriptionMachined and ground to factory specifications. Fits:FL 1940-1954Additional Information OEM No.24601-78 UOM1 - EA ManufacturerEastern ...$89.91 -
V-Twin - 10-0205 - Pinion Right Side Case Race .005
Eastern Motorcycle Parts
$89.91V-Twin - 10-0205 - Pinion Right Side Case Race .005DescriptionMachined and ground to factory specifications. Fits:FL 1940-1954Additional Information OEM No.24601-40 UOM1 - EA ManufacturerEastern ...$89.91 -
V-Twin - 10-0204 - Pinion Right Side Case Race Standard
Eastern Motorcycle Parts
MSRP: $84.54$82.42V-Twin - 10-0204 - Pinion Right Side Case Race StandardDescriptionMachined and ground to factory specifications. Fits:FL 1940-1954Additional Information OEM No.24599-40 UOM1 - EA ...MSRP: $84.54$82.42 -
V-Twin - 10-0203 - Pinion Right Side Case Race .010
Eastern Motorcycle Parts
MSRP: $68.22$61.39V-Twin - 10-0203 - Pinion Right Side Case Race .010DescriptionMachined and ground to factory specifications. Fits:XL 1957-1976Additional Information OEM No.24585-80 UOM1 - EA ManufacturerEastern ...MSRP: $68.22$61.39 -
V-Twin - 10-0201 - Pinion Right Side Case Race .002
Eastern Motorcycle Parts
MSRP: $83.25$74.92V-Twin - 10-0201 - Pinion Right Side Case Race .002DescriptionMachined and ground to factory specifications. Fits:XL 1957-1976Additional Information UOM1 - EA ManufacturerEastern OriginUSA 2025...MSRP: $83.25$74.92 -
V-Twin - 10-0200 - Pinion Right Side Case Race Standard
Eastern Motorcycle Parts
MSRP: $83.25$74.92V-Twin - 10-0200 - Pinion Right Side Case Race StandardDescriptionMachined and ground to factory specifications. Fits:XL 1957-1976Additional Information OEM No.24585-57 UOM1 - EA ...MSRP: $83.25$74.92 -
V-Twin - 10-0183 - Crank Pin Nut and Lock Kit
Eastern Motorcycle Parts
MSRP: $30.89$28.88V-Twin - 10-0183 - Crank Pin Nut and Lock KitDescriptionKit includes 2 nuts, 2 locks, and mount screws. Fits:XL 1957-1981Additional Information OEM No.23967-79 UOM1 - KIT ManufacturerEastern ...MSRP: $30.89$28.88 -
V-Twin - 10-0181 - Crank Pin Lock and Nut Kit
Eastern Motorcycle Parts
MSRP: $43.55$38.79V-Twin - 10-0181 - Crank Pin Lock and Nut KitDescriptionKit includes 2 nuts, 2 locks, and mount screws. Fits:FL 1954-1980FX 1971-1981Additional Information OEM No.23966-78 UOM1 - KIT ...MSRP: $43.55$38.79 -
V-Twin - 10-0139 - Connecting Rod Race Set
Eastern Motorcycle Parts
MSRP: $63.97$62.17V-Twin - 10-0139 - Connecting Rod Race SetDescriptionSets are made from 52100 steel and hardened.Set of three. Fits:WL 1937-1952 45"DL 1929-1931 45"G 1937-1954 45"WL 1932-1936...MSRP: $63.97$62.17
Eastern Motorcycle Parts – OEM-Style Engine, Drivetrain and Wheel Components
Eastern Motorcycle Parts has earned a solid reputation for producing high-quality motorcycle components built to OEM standards and proven in real-world applications. Specializing in critical engine, drivetrain and wheel-related parts, the brand supports Harley-Davidson maintenance, restoration and rebuild projects where accuracy and durability are essential. Eastern parts are designed to install correctly the first time, helping maintain factory tolerances and dependable performance under everyday riding conditions.
The product range includes essential service components such as bearing spacers, wheel spacers, roller bearing sets, pushrod kits, clutch pushrods, bearing inner races and shim kits. High-demand items like Eastern bearing spacers, clutch hub nuts, oil pump kits and pushrod bearing kits are commonly used during engine and transmission servicing. These components play a key role in maintaining proper alignment, smooth rotation and reliable power transfer throughout the drivetrain.
Eastern Motorcycle Parts supports both vintage and modern Harley platforms with solutions for Big Twin and XL applications, including cam cover bushings, countershaft bushings, engine sprocket nuts, clutch release components and drivetrain hardware. Whether replacing worn internals or completing a full engine, transmission or wheel rebuild, Eastern delivers OEM-style motorcycle parts trusted for precision, durability and long-term service life.