Harley Engine Bearings
Harley Bike Engine Bearings at JJ Motorsports
Ensure smooth, reliable rotation with premium engine bearings from JJ Motorsports, featuring cam bearings, crank bearings, and inner/outer sets for Twin Cam, Evo, and Big Twin engines. These high-quality bearings reduce friction, handle high loads, and extend engine life.
Shop Feuling, Eastern Motorcycle Parts, and S&S Cycle for race-proven durability. Explore related categories such as Harley engine for cams and lifters, or Harley for oil pumps and cases to complete your rebuild.
Top Harley Engine Bearings
- Feuling Oil Pump Corp Cam Outer Bearing 2078 – High-performance outer cam bearing for Twin Cam; increased load capacity for aggressive cams.
- Eastern Motorcycle Parts Bearing Green A-24660-87 – Green crankcase roller bearing; OEM replacement for 1987-1999 Evo Big Twin.
- S&S Cycle Inner Cam Bearing Twin Cam 31-4080 – Torrington-style inner cam bearing; designed for S&S and stock Twin Cam engines.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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EASTERN MOTORCYCLE PARTS Bearing A-8905
EASTERN MOTORCYCLE PARTS
$31.95A worn or damaged mainshaft bearing compromises your Big Twin's reliability and can cascade into catastrophic engine failure. The Eastern Motorcycle Parts A-8905 is a direct OEM replacement engineered to restore factory specifications and ensure smooth...09240586- SKU:
- 09240586
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- BEARING
- TYPE:
- OPEN END
$31.95 -
EASTERN MOTORCYCLE PARTS Right Pinion Bearing A-24623-99B
EASTERN MOTORCYCLE PARTS
$64.95A quality right pinion bearing is critical to maintaining smooth drivetrain operation and extending the life of your rear differential assembly. This Eastern Motorcycle Parts bearing is engineered to precise tolerances, ensuring reliable performance...09240122- SKU:
- 09240122
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- APPLICATION:
- PINION SHAFT
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$64.95 -
EASTERN MOTORCYCLE PARTS Bearing Assembly - Timken A-9029
EASTERN MOTORCYCLE PARTS
$134.95Bearing assemblies are the silent workhorses of any motorcycle drivetrain—when they fail, performance collapses and safety becomes a real concern. The Timken A-9029 meets or exceeds OEM specifications while delivering the reliability you need for...09240109- SKU:
- 09240109
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- TYPE:
- ROLLER
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- STREET
- APPLICATION:
- MAIN CRANKSHAFT
- UNITS:
- KIT
$134.95 -
EASTERN MOTORCYCLE PARTS Rod Bearing Set - Big Twin A-24346-87A
EASTERN MOTORCYCLE PARTS
$76.95Big Twin engines demand bearing sets engineered for sustained high-RPM loads and precise tolerances—this Eastern Motorcycle Parts rod bearing set delivers the durability and reliability your engine needs for consistent performance. Whether you're...09240170- SKU:
- 09240170
- Availability:
- Ships Same Business Day
- Weight:
- 0.29 LBS
- APPLICATION:
- CONNECTING ROD
- TYPE:
- ROLLER
- UNITS:
- SET
- PRODUCT NAME:
- BEARING SET
- RIDING STYLE:
- STREET
$76.95 -
EASTERN MOTORCYCLE PARTS Bearing Rod Set - XL A-24354-87A
EASTERN MOTORCYCLE PARTS
$58.95A properly functioning bearing rod assembly is critical to maintaining engine reliability and longevity, especially under sustained high-RPM operation. This Eastern Motorcycle Parts bearing rod set provides OEM-equivalent precision engineering with...09240171- SKU:
- 09240171
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- BEARING SET
- RIDING STYLE:
- STREET
- APPLICATION:
- CONNECTING ROD
- UNITS:
- SET
- TYPE:
- ROLLER
$58.95 -
EASTERN MOTORCYCLE PARTS Rod Bearings - Standard - Big Twin B-74-1-RS
EASTERN MOTORCYCLE PARTS
$20.95Rod bearings are critical to engine longevity—they're the interface between your crankshaft and connecting rods, handling immense load and heat cycles. Eastern Motorcycle Parts' Standard Big Twin bearings deliver the precision tolerances and durability...09240172- SKU:
- 09240172
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- APPLICATION:
- CONNECTING ROD
- PRODUCT NAME:
- BEARING
- OUTSIDE DIAMETER IMPERIAL:
- STANDARD
- UNITS:
- SET
- RIDING STYLE:
- STREET
- TYPE:
- ROLLER
$20.95 -
EASTERN MOTORCYCLE PARTS Rod Bearings - .0002" B-74-2-RS
EASTERN MOTORCYCLE PARTS
$20.95Rod bearings are the critical interface between your crankshaft and connecting rods—they must maintain precise clearances to prevent catastrophic engine failure. The EASTERN MOTORCYCLE PARTS B-74-2-RS delivers the tight .0002" tolerance required for...09240173- SKU:
- 09240173
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- RIDING STYLE:
- STREET
- TYPE:
- ROLLER
- APPLICATION:
- CONNECTING ROD
- PRODUCT NAME:
- BEARING
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.0002')
- UNITS:
- SET
$20.95 -
EASTERN MOTORCYCLE PARTS Rod Bearings - .0004" B-74-3-RS
EASTERN MOTORCYCLE PARTS
$20.95Rod bearings are the critical foundation of your engine's rotating assembly—they're what keep your crankshaft spinning smoothly under extreme loads and RPM. The Eastern Motorcycle Parts B-74-3-RS delivers precision tolerances and dependable performance,...09240174- SKU:
- 09240174
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- APPLICATION:
- CONNECTING ROD
- PRODUCT NAME:
- BEARING
- UNITS:
- SET
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.0004')
- TYPE:
- ROLLER
$20.95 -
EASTERN MOTORCYCLE PARTS Rod Bearings - .0006" B-74-4-RS
EASTERN MOTORCYCLE PARTS
$20.95Precision rod bearings are critical to engine reliability, especially in high-RPM and forced-induction applications where bearing wear directly impacts power delivery and engine longevity. The EASTERN MOTORCYCLE PARTS B-74-4-RS delivers the tight...09240175- SKU:
- 09240175
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.0006')
- RIDING STYLE:
- STREET
- TYPE:
- ROLLER
- PRODUCT NAME:
- BEARING
- APPLICATION:
- CONNECTING ROD
- UNITS:
- SET
$20.95 -
EASTERN MOTORCYCLE PARTS Rod Bearings - .0008" B-74-5-RS
EASTERN MOTORCYCLE PARTS
$20.95Precision rod bearings are the foundation of reliable engine performance, especially in high-RPM and forced-induction applications where tolerances matter. Eastern Motorcycle Parts' B-74-5-RS bearings deliver the .0008" clearance specification that...09240176- SKU:
- 09240176
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- APPLICATION:
- CONNECTING ROD
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- STREET
- TYPE:
- ROLLER
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.0008')
- UNITS:
- SET
$20.95 -
EASTERN MOTORCYCLE PARTS Rod Bearings - +.001" B-74-6-RS
EASTERN MOTORCYCLE PARTS
$20.95Precision rod bearings are the foundation of engine reliability, directly impacting power delivery and longevity under sustained load. The EASTERN MOTORCYCLE PARTS B-74-6-RS delivers the clearance tolerances and material quality required for high-RPM...09240177- SKU:
- 09240177
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- STREET
- TYPE:
- ROLLER
- UNITS:
- SET
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.001')
- APPLICATION:
- CONNECTING ROD
- PRODUCT NAME:
- BEARING
$20.95 -
EASTERN MOTORCYCLE PARTS Bearings - Standard A-9220-28
EASTERN MOTORCYCLE PARTS
$18.95Precision bearings are the foundation of reliable drivetrain performance—without them, you're gambling with power transfer and bearing failure. The EASTERN MOTORCYCLE PARTS Standard A-9220-28 delivers the durability and tolerances that professional...09240180- SKU:
- 09240180
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- STREET
- UNITS:
- 28 PACK
- TYPE:
- ROLLER
- APPLICATION:
- CONNECTING ROD
- OUTSIDE DIAMETER IMPERIAL:
- STANDARD
- PRODUCT NAME:
- BEARING
$18.95 -
EASTERN MOTORCYCLE PARTS Bearings - +.0002" A-9221-28
EASTERN MOTORCYCLE PARTS
$18.95Precision motorcycle bearings are the foundation of reliable engine performance and smooth drivetrain operation. EASTERN MOTORCYCLE PARTS A-9221-28 bearings deliver the tight tolerances and durability your machine demands, whether you're building a race...09240181- SKU:
- 09240181
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- RIDING STYLE:
- STREET
- TYPE:
- ROLLER
- UNITS:
- 28 PACK
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.0002')
- APPLICATION:
- CONNECTING ROD
- PRODUCT NAME:
- BEARING
$18.95 -
EASTERN MOTORCYCLE PARTS Bearings - +.0004" A-9222-28
EASTERN MOTORCYCLE PARTS
$18.95Precision bearings are the foundation of reliable motorcycle performance, and these Eastern Motorcycle Parts bearings deliver the tight tolerances your engine demands. With a +.0004" tolerance specification, you get the consistency required for smooth...09240182- SKU:
- 09240182
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- STREET
- APPLICATION:
- CONNECTING ROD
- PRODUCT NAME:
- BEARING
- TYPE:
- ROLLER
- UNITS:
- 28 PACK
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.0004')
$18.95 -
EASTERN MOTORCYCLE PARTS Bearings - +.0006" A-9223-28
EASTERN MOTORCYCLE PARTS
$18.95Precision bearings are the foundation of reliable motorcycle performance, and the EASTERN MOTORCYCLE PARTS A-9223-28 delivers the tight tolerances your engine demands. With a +.0006" specification, this bearing maintains critical clearances that reduce...09240183- SKU:
- 09240183
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.0006')
- RIDING STYLE:
- STREET
- UNITS:
- 28 PACK
- TYPE:
- ROLLER
- APPLICATION:
- CONNECTING ROD
- PRODUCT NAME:
- BEARING
$18.95 -
EASTERN MOTORCYCLE PARTS Bearings - +.002" A-9226-28
EASTERN MOTORCYCLE PARTS
$18.95Precision bearings are the foundation of reliable motorcycle performance, and Eastern Motorcycle Parts A-9226-28 delivers the tight tolerances your engine demands. With a +.002" specification, these bearings maintain critical clearances that reduce...09240186- SKU:
- 09240186
- Availability:
- Ships Same Business Day
- Weight:
- 0.21 LBS
- APPLICATION:
- CONNECTING ROD
- PRODUCT NAME:
- BEARING
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.002')
- RIDING STYLE:
- STREET
- TYPE:
- ROLLER
- UNITS:
- 28 PACK
$18.95 -
EASTERN MOTORCYCLE PARTS Bearings - Standard A-9421-13
EASTERN MOTORCYCLE PARTS
$16.95Precision bearings are the foundation of reliable motorcycle performance, directly impacting drivetrain efficiency, handling response, and overall longevity. Eastern Motorcycle Parts A-9421-13 bearings deliver the consistency and durability demanded by...09240187- SKU:
- 09240187
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- STREET
- UNITS:
- 13 PACK
- APPLICATION:
- CONNECTING ROD
- OUTSIDE DIAMETER IMPERIAL:
- STANDARD
- TYPE:
- ROLLER
$16.95 -
EASTERN MOTORCYCLE PARTS Bearings - +.0002" A-9422-13
EASTERN MOTORCYCLE PARTS
$16.95Precision motorcycle bearings are the foundation of reliable drivetrain performance, and Eastern's A-9422-13 delivers the tight tolerances your engine demands. With a +.0002" tolerance specification, these bearings maintain consistent fitment and minimal...09240188- SKU:
- 09240188
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- CONNECTING ROD
- PRODUCT NAME:
- BEARING
- UNITS:
- 13 PACK
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.0002')
- TYPE:
- ROLLER
- RIDING STYLE:
- STREET
$16.95 -
EASTERN MOTORCYCLE PARTS Bearings - +.0004" A-9423-13
EASTERN MOTORCYCLE PARTS
$16.95Precision bearings are the foundation of reliable engine performance, and Eastern Motorcycle Parts delivers the tight tolerances your build demands. With a +.0004" specification, these bearings maintain critical clearances that prevent wear, reduce...09240189- SKU:
- 09240189
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- APPLICATION:
- CONNECTING ROD
- PRODUCT NAME:
- BEARING
- UNITS:
- 13 PACK
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.0004')
- RIDING STYLE:
- STREET
- TYPE:
- ROLLER
$16.95 -
EASTERN MOTORCYCLE PARTS Bearings - +.0006" A-9424-13
EASTERN MOTORCYCLE PARTS
$16.95Precision bearings are the foundation of reliable engine performance, and these Eastern Motorcycle Parts bearings deliver the tight tolerances required for high-rpm applications. The +.0006" specification ensures proper clearance and load distribution in...09240190- SKU:
- 09240190
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- OUTSIDE DIAMETER IMPERIAL:
- OVERSIZE (+0.0006')
- RIDING STYLE:
- STREET
- TYPE:
- ROLLER
- APPLICATION:
- CONNECTING ROD
- PRODUCT NAME:
- BEARING
- UNITS:
- 13 PACK
$16.95
Buying Guide and FAQs
Buying Guide: Factors to Consider When Choosing Harley Bike Engine Bearings
- Compatibility: Ensure bearings fit your Harley's engine type (e.g., Twin Cam, Evo Big Twin, Big Twin/XL) and model specifics (e.g., 1987-1999 Evo Big Twin, 1971-1996 Elan 250). Use the vehicle selector for year-specific matches to avoid load or fit issues.
- Type of Use: For performance engines or aggressive cams, opt for heavy-duty full-complement bearings; standard or street riding benefits from OEM-quality replacements like caged or roller bearings for reliable operation in varied conditions.
- Components and Upgrades: Select bearings for cam (inner/outer), pinion shaft, neck post, or main crankshaft; upgrade to kits with races or ball/roller combinations for complete assemblies.
- Brand and Quality: Choose Timken for genuine USA-made neck/post bearings, Feuling for high-load cam bearings, or Eastern for color-coded pinion/cam options. Prioritize materials like brass for bushings or high-quality rollers for durability and load capacity.
- Installation and Cost: Bearings are direct OEM replacements for easy DIY setup; prices range from $14.95 for cam bearings to $134.95 for crankshaft kits—factor in USA-made quality and free shipping over $99 for value.
Frequently Asked Questions (FAQs)
- What Harley models and engines do these engine bearings support? Bearings support models like Big Twin/XL, Twin Cam, Evo Big Twin (1987-1999), and specific applications like pinion shaft or cam—use the year/make/model filter for exact compatibility.
- How do heavy-duty bearings improve performance? They accept higher loads from aggressive cams, with designs like full-complement or caged rollers for increased capacity and reliability in performance engines.
- What is typically included in a bearing kit? Kits may include ball/roller bearings with races or caged assemblies; check details for sets like neck bearing/race or complete crankshaft assemblies.
- What materials are used in engine bearings? Materials include brass for bushings and high-quality rollers/retainers, with USA-made construction for durability.
- What if a bearing doesn't fit my Harley? Verify application (e.g., cam, pinion shaft) and size (standard/oversize) before buying. Our returns policy allows exchanges or refunds if it doesn't match.
- Can I find related engine parts? Yes—explore pistons/rings, gaskets, or cams in the Harley engine category to complement your bearing upgrade for a full rebuild.