Harley Flywheel and Rod Assemblies
Harley Bike Flywheel & Rod Assemblies at JJ Motorsports
Rebuild your Harley’s bottom end with premium S&S flywheel and connecting rod assemblies from JJ Motorsports, featuring balanced, stroker-ready designs for massive torque and reliability on Big Twin, Evo, Twin Cam, and Shovelhead engines. These precision-machined assemblies deliver smooth power and long-term durability.
Shop S&S Cycle flywheels for legendary performance. Explore related categories such as Harley engine for bearings and cases, or Harley for pistons and cams to complete your stroker or stock rebuild.
Top Harley Flywheel & Rod Assemblies
- S&S Cycle Flywheel Assembly 32-2145 – Complete balanced assembly with rods; stock stroke replacement for Evo and Twin Cam Big Twins.
- S&S Cycle Flywheel 4-1/4" Big Twin 32-2235 – 4.250" stroke flywheel set; perfect for 107–113ci builds on Big Twin engines.
- S&S Cycle Flywheel 84" Stroker 32-2222 – 84" stroker assembly with H-beam rods; classic 4-5/8" stroke for Shovelhead and Evo rebuilds.
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
-
EASTERN MOTORCYCLE PARTS Shaft Sprocket A-24001-72
EASTERN MOTORCYCLE PARTS
$181.95Precision shaft sprockets are critical to reliable power transmission in high-demand applications—any wobble, misalignment, or material failure cascades into catastrophic drivetrain damage. The EASTERN MOTORCYCLE PARTS Shaft Sprocket A-24001-72 is...09220133- SKU:
- 09220133
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPROCKET SHAFT
$181.95 -
EASTERN MOTORCYCLE PARTS Flywheel Washers A-6506B
EASTERN MOTORCYCLE PARTS
$35.95Flywheel washers are critical wear items that prevent axial movement and bearing damage in your engine's rotating assembly. The A-6506B delivers OEM-equivalent performance at a fraction of dealership pricing, ensuring your flywheel maintains proper...09220110- SKU:
- 09220110
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- THRUST WASHER
- SIZE IMPERIAL:
- +0.005'
- TYPE:
- FLYWHEEL
- UNITS:
- PAIR
- MATERIAL:
- BRONZE
- RIDING STYLE:
- STREET
$35.95 -
On Sale
S&S CYCLE Flywheel - Stroker - Twin Cam 320-0355
S&S CYCLE
MSRP: $1,794.95Now: $1,615.46Was: $1,794.95If you're building a high-displacement stroker engine, your stock flywheel won't cut it. The S&S CYCLE Stroker Flywheel is engineered to handle the increased loads of a larger crankpin and higher compression, giving you the strength and reliability...09220143- SKU:
- 09220143
- Availability:
- Ships Same Business Day
- Weight:
- 39.30 LBS
- FEATURES:
- WITHOUT SPROCKET BEARING RACE
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- MATERIAL:
- STEEL
- UNITS:
- EACH
- STROKE LENGTH IMPERIAL:
- 4-3/8'
- ENGINE TYPE:
- 'B' MOTOR
- RIDING STYLE:
- STREET
MSRP: $1,794.95Now: $1,615.46Was: $1,794.95 -
On Sale
S&S CYCLE Flywheel Assembly 32-2145
S&S CYCLE
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95A quality flywheel assembly is the foundation of reliable engine performance—it balances rotating forces, enables smooth power delivery, and directly impacts how your engine responds under load. The S&S CYCLE 32-2145 combines forged steel durability with...09220146- SKU:
- 09220146
- Availability:
- Ships Same Business Day
- Weight:
- 39.90 LBS
- UNITS:
- EACH
- ENGINE TYPE:
- 4-STROKE
- MATERIAL:
- FORGED STEEL
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-1/4'
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95 -
On Sale
S&S CYCLE Flywheel Assembly - Big Twin 32-2230
S&S CYCLE
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95A quality flywheel assembly is the foundation of reliable engine performance, especially when you're pushing your Big Twin beyond stock parameters. The S&S Cycle 32-2230 delivers the precision engineering and durability that separates dependable builds...09220147- SKU:
- 09220147
- Availability:
- Ships Same Business Day
- Weight:
- 37.26 LBS
- ENGINE TYPE:
- 4-STROKE
- UNITS:
- EACH
- MATERIAL:
- STEEL
- STROKE LENGTH IMPERIAL:
- 4-5/8'
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- RIDING STYLE:
- STREET
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95 -
On Sale
S&S CYCLE Flywheel - 4-1/4" - Big Twin 32-2235
S&S CYCLE
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95If you're building a high-displacement Big Twin engine or overhauling an existing S&S powerplant, the flywheel is your foundation for reliability and performance. This is the same assembly trusted in S&S SH80 Alternator engines—proven in demanding...09220148- SKU:
- 09220148
- Availability:
- Ships Same Business Day
- Weight:
- 36.89 LBS
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- UNITS:
- EACH
- MATERIAL:
- FORGED STEEL
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-1/4'
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95 -
On Sale
S&S CYCLE Stroker Kit - 4-1/2" - Twin Cam 320-0459
S&S CYCLE
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95If you're serious about extracting maximum displacement from your Twin Cam engine, the S&S Cycle Stroker Kit delivers a proven path to 4-1/2" stroke performance without requiring case modifications. This U.S.-manufactured solution gives you genuine cubic...09220149- SKU:
- 09220149
- Availability:
- Ships Same Business Day
- Weight:
- 39.49 LBS
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- UNITS:
- EACH
- FEATURES:
- WITH SPROCKET BEARING RACE
- STROKE LENGTH IMPERIAL:
- 4-1/2'
- DISPLACEMENT:
- 106'
- RIDING STYLE:
- STREET
- TYPE:
- STROKER
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95 -
On Sale
S&S CYCLE Flywheel - Twin Cam 320-0464
S&S CYCLE
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95If you're pushing your Twin Cam to higher RPMs or building for sustained high-load racing, stock flywheels become a liability. The S&S Cycle 3-piece flywheel eliminates that weak point with forged 4140 steel construction and a larger 1.671" crankpin that...09220150- SKU:
- 09220150
- Availability:
- Ships Same Business Day
- Weight:
- 39.24 LBS
- ENGINE TYPE:
- S&S MOTOR
- MATERIAL:
- STEEL
- STROKE LENGTH IMPERIAL:
- 4-5/8'
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- UNITS:
- EACH
- FEATURES:
- WITHOUT SPROCKET BEARING RACE
- RIDING STYLE:
- STREET
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95 -
On Sale
S&S CYCLE Flywheel - Twin Cam 320-0475
S&S CYCLE
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95If you're running a high-output Twin Cam engine, your stock flywheel is a limiting factor. The S&S Cycle 3-piece flywheel strengthens your rotating assembly with 4140 steel construction and a larger 1.671" crankpin, delivering the durability and...09220151- SKU:
- 09220151
- Availability:
- Ships Same Business Day
- Weight:
- 39.04 LBS
- ENGINE TYPE:
- S&S MOTOR
- FEATURES:
- WITHOUT SPROCKET BEARING RACE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- STROKE LENGTH IMPERIAL:
- 4-5/8'
- UNITS:
- EACH
- RIDING STYLE:
- STREET
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95 -
On Sale
S&S CYCLE Flywheel - 4-5/8" - SE120R 320-0523
S&S CYCLE
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95If you're running a high-output engine or pushing your S&S motor to its limits, a stock flywheel becomes your weak point. The S&S CYCLE 3-piece flywheel handles serious horsepower and sustained load cycles without failure, giving you the durability and...09220152- SKU:
- 09220152
- Availability:
- Ships Same Business Day
- Weight:
- 39.30 LBS
- FEATURES:
- WITHOUT SPROCKET BEARING RACE
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- ENGINE TYPE:
- SE 120R
- MATERIAL:
- STEEL
- STROKE LENGTH IMPERIAL:
- 4-5/8'
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95Qty in Cart: 0Quantity:Price:MSRP: $1,695.95Now: $1,526.36Was: $1,695.95Subtotal: -
On Sale
S&S CYCLE Flywheel - Twin Cam 320-0350
S&S CYCLE
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95If you're building a high-performance Twin Cam engine that demands reliability under sustained boost or high RPM loads, you need a flywheel assembly engineered to handle the stress. S&S Cycle's 3-piece design with integral main shafts delivers the...09220156- SKU:
- 09220156
- Availability:
- Ships Same Business Day
- Weight:
- 39.50 LBS
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-3/8'
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- UNITS:
- EACH
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95 -
On Sale
S&S CYCLE Flywheel - Twin Cam 320-0354
S&S CYCLE
MSRP: $1,794.95Now: $1,615.46Was: $1,794.95If you're running a Twin Cam motor at higher RPMs or building a performance engine, stock flywheels become a liability—they're prone to failure under sustained load. The S&S Cycle 3-piece flywheel assembly eliminates that risk with a robust design...09220157- SKU:
- 09220157
- Availability:
- Ships Same Business Day
- Weight:
- 41.00 LBS
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-3/8'
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- UNITS:
- EACH
MSRP: $1,794.95Now: $1,615.46Was: $1,794.95 -
On Sale
S&S CYCLE Flywheel - Twin Cam 320-0360
S&S CYCLE
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95If you're running a Twin Cam motor at serious power levels, your factory flywheel is a liability. The S&S Cycle 3-piece flywheel assembly eliminates that weak link with forged 4140 steel construction and a larger 1.671" crankpin that handles aggressive...09220158- SKU:
- 09220158
- Availability:
- Ships Same Business Day
- Weight:
- 39.10 LBS
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-3/8'
- UNITS:
- EACH
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
MSRP: $1,695.95Now: $1,526.36Was: $1,695.95 -
On Sale
S&S CYCLE Flywheel - Twin Cam 320-0469
S&S CYCLE
MSRP: $1,794.95Now: $1,615.46Was: $1,794.95If you're building a high-performance Twin Cam engine or pushing stock limits on the track, your factory flywheel is your weakest link. S&S Cycle's 3-piece flywheel assembly delivers the strength and precision you need for reliability under extreme load,...09220159- SKU:
- 09220159
- Availability:
- Ships Same Business Day
- Weight:
- 42.00 LBS
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-5/8'
- UNITS:
- EACH
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
MSRP: $1,794.95Now: $1,615.46Was: $1,794.95 -
On Sale
S&S CYCLE Flywheel - Evolution 320-0477
S&S CYCLE
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95Stock flywheels are a weak point in any high-performance Twin Cam build—especially under forced induction or sustained high RPM. The S&S Cycle 3-piece flywheel assembly eliminates this liability with a robust 4140 steel construction and larger 1.671"...09220160- SKU:
- 09220160
- Availability:
- Ships Same Business Day
- Weight:
- 38.60 LBS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- STROKE LENGTH IMPERIAL:
- 4-5/8'
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95 -
On Sale
S&S CYCLE Flywheel - 84" Stroker 32-2222
S&S CYCLE
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95If you're running a 74" or 80" Shovelhead and want more displacement without a complete engine rebuild, the S&S CYCLE 84" Stroker Flywheel Kit delivers the cubic inches you need. This kit upgrades your engine to 84" displacement while reusing your stock...09220161- SKU:
- 09220161
- Availability:
- Ships Same Business Day
- Weight:
- 39.50 LBS
- DISPLACEMENT:
- 84'
- STROKE LENGTH IMPERIAL:
- 4-1/2'
- TYPE:
- STROKER
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $1,595.95Now: $1,436.36Was: $1,595.95 -
On Sale
S&S CYCLE Flywheel Assembly 320-0601
S&S CYCLE
MSRP: $1,995.95Now: $1,796.36Was: $1,995.95A quality flywheel assembly is fundamental to engine reliability and performance—especially in high-output Harley-Davidson applications where stock components often become the weak link. The S&S Cycle 320-0601 is engineered with forged steel construction...09220164- SKU:
- 09220164
- Availability:
- Ships Same Business Day
- Weight:
- 42.20 LBS
- FEATURES:
- TAPERED WRIST PIN
- MATERIAL:
- FORGED STEEL
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-3/8'
- UNITS:
- EACH
MSRP: $1,995.95Now: $1,796.36Was: $1,995.95 -
On Sale
S&S CYCLE Flywheel Assembly 320-0603
S&S CYCLE
MSRP: $1,995.95Now: $1,796.36Was: $1,995.95If you're building a high-performance Harley or restoring a stock engine to reliable operation, the S&S Cycle flywheel assembly is engineered to handle both stock and modified applications without compromise. The forged steel construction and tapered...09220166- SKU:
- 09220166
- Availability:
- Ships Same Business Day
- Weight:
- 42.90 LBS
- MATERIAL:
- FORGED STEEL
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- UNITS:
- EACH
- FEATURES:
- FULL WRIST PIN
- RIDING STYLE:
- STREET
- STROKE LENGTH IMPERIAL:
- 4-1/2'
MSRP: $1,995.95Now: $1,796.36Was: $1,995.95 -
On Sale
S&S CYCLE Flywheel Assembly 320-0604
S&S CYCLE
MSRP: $1,995.95Now: $1,796.36Was: $1,995.95A quality flywheel assembly is the foundation of reliable engine performance, whether you're building a stock cruiser or a high-output custom application. The S&S Cycle 320-0604 delivers the precision engineering and durability you need, with a...09220167- SKU:
- 09220167
- Availability:
- Ships Same Business Day
- Weight:
- 42.90 LBS
- MATERIAL:
- FORGED STEEL
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- FEATURES:
- FULL WRIST PIN
- STROKE LENGTH IMPERIAL:
- 4-3/8'
MSRP: $1,995.95Now: $1,796.36Was: $1,995.95 -
On Sale
S&S CYCLE Flywheel Assembly 320-0605
S&S CYCLE
MSRP: $1,995.95Now: $1,796.36Was: $1,995.95A quality flywheel assembly is the foundation of reliable engine performance, especially when building or rebuilding a high-displacement engine. The S&S Cycle 320-0605 combines forged steel durability with precision engineering to handle both stock and...09220168- SKU:
- 09220168
- Availability:
- Ships Same Business Day
- Weight:
- 46.90 LBS
- MATERIAL:
- FORGED STEEL
- PRODUCT NAME:
- FLYWHEEL ASSEMBLY
- FEATURES:
- FULL WRIST PIN
- STROKE LENGTH IMPERIAL:
- 4-5/8'
- UNITS:
- EACH
- RIDING STYLE:
- STREET
MSRP: $1,995.95Now: $1,796.36Was: $1,995.95Qty in Cart: 0Quantity:Price:MSRP: $1,995.95Now: $1,796.36Was: $1,995.95Subtotal:
