Harley Transmission Pulleys and Parts
Reduce drivetrain stress while improving efficiency with advanced Harley transmission pulley upgrades. Designed for precise power transfer, these parts maximize your bike's performance and reliability.
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- Qty in Cart
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- Price
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DRAG SPECIALTIES Transmission Pulley - 32 Tooth - Big Twin D26-0159-32
DRAG SPECIALTIES
$247.17A worn or damaged transmission pulley compromises power transfer efficiency and can lead to belt slippage or premature wear on your drivetrain. This direct OEM replacement restores...12030021- SKU:
- 12030021
- Availability:
- Ships Same Business Day
- Weight:
- 11.02 LBS
$247.17 -
DRAG SPECIALTIES Transmission Pulley - 32 Tooth - Big Twin D26-0157-32
DRAG SPECIALTIES
$201.11If your Big Twin transmission pulley shows signs of wear or slippage, you're losing power transfer efficiency and risking catastrophic drivetrain failure. This OEM-spec replacement restores factory...12030022- SKU:
- 12030022
- Availability:
- Ships Same Business Day
- Weight:
- 4.54 LBS
$201.11 -
On Sale
Jims Mega Nut for 2007-2017 Harley-Davidson Touring and Softail Models 1733
JIMS
MSRP: $126.40Now: $113.76Was: $126.40Harley primary systems demand absolute security under load, and a failing pulley nut can cascade into catastrophic engine damage. The JIMS Mega Nut eliminates guesswork with precision-machined...12030012- SKU:
- 12030012
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PRODUCT NAME:
- NUT
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- TYPE:
- PULLEY
MSRP: $126.40Now: $113.76Was: $126.40 -
On Sale
JIMS Mega Nut 1993-2006 Harley-Davidson Softail Springer FXSTS 1708
JIMS
MSRP: $125.65Now: $113.09Was: $125.65A properly secured crankshaft pulley is fundamental to reliable engine operation—any movement or slippage directly compromises ignition timing and accessory drive efficiency. The JIMS Mega Nut...DS194003- SKU:
- DS194003
- Availability:
- Ships Same Business Day
- Weight:
- 0.31 LBS
- COLOR/FINISH:
- BLACK
- TYPE:
- PULLEY
- PRODUCT NAME:
- NUT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $125.65Now: $113.09Was: $125.65 -
DRAG SPECIALTIES Transmission Pulley - 32-Tooth D26-0142-32
DRAG SPECIALTIES
$110.16Drag Specialties' 32-tooth transmission pulley is engineered for precise belt drive tuning on high-performance applications where gear ratio optimization directly impacts acceleration and top-end...12030016- SKU:
- 12030016
- Availability:
- Ships Same Business Day
- Weight:
- 5.00 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- PULLEY
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- TOOTH COUNT:
- 32
- TYPE:
- TRANSMISSION
- UNITS:
- EACH
$110.16 -
DRAG SPECIALTIES Transmission Pulley - 28-Tooth D26-0139-28
DRAG SPECIALTIES
$88.76Precision belt drive geometry is critical for consistent power transfer in high-RPM applications. The DRAG SPECIALTIES 28-tooth transmission pulley delivers exact timing control and reduces belt slip...12030017- SKU:
- 12030017
- Availability:
- Ships Same Business Day
- Weight:
- 3.65 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- PULLEY
- TYPE:
- TRANSMISSION
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 28
- UNITS:
- EACH
- MOUNTING POSITION:
- FRONT
$88.76 -
DRAG SPECIALTIES Transmission Pulley - 29-Tooth D26-0139-29
DRAG SPECIALTIES
$95.18A precision transmission pulley is essential for maintaining accurate belt drive ratios and ensuring reliable power transfer in high-performance applications. The DRAG SPECIALTIES 29-tooth design...12030018- SKU:
- 12030018
- Availability:
- Ships Same Business Day
- Weight:
- 3.75 LBS
- PRODUCT NAME:
- PULLEY
- TYPE:
- TRANSMISSION
- TOOTH COUNT:
- 29
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$95.18 -
DRAG SPECIALTIES Transmission Pulley - 30-Tooth D26-0139-30
DRAG SPECIALTIES
$114.44A properly sized transmission pulley is critical for maintaining belt tension and ensuring reliable power delivery in your drivetrain. The DRAG SPECIALTIES 30-tooth design offers the precision...12030019- SKU:
- 12030019
- Availability:
- Ships Same Business Day
- Weight:
- 4.05 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- UNITS:
- EACH
- PRODUCT NAME:
- PULLEY
- TOOTH COUNT:
- 30
- TYPE:
- TRANSMISSION
$114.44Qty in Cart: 0Quantity:Price:$114.44Subtotal: -
DRAG SPECIALTIES Transmission Pulley - 29-Tooth D26-0140-29
DRAG SPECIALTIES
$115.51A transmission pulley swap is one of the most effective ways to dial in your belt-drive system's efficiency and reliability. The Drag Specialties 29-tooth design delivers precise engagement with your...12030020- SKU:
- 12030020
- Availability:
- Ships Same Business Day
- Weight:
- 3.90 LBS
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
- UNITS:
- EACH
- PRODUCT NAME:
- PULLEY
- TYPE:
- TRANSMISSION
- COLOR/FINISH:
- BLACK
- TOOTH COUNT:
- 29
$115.51 -
DRAG SPECIALTIES Compensating Sprocket Nut - '70-'90 346191
DRAG SPECIALTIES
$20.28A worn or damaged compensating sprocket nut directly impacts your drivetrain's ability to handle engine vibration, leading to accelerated wear on your primary chain and sprockets. This OEM-style...20173462- SKU:
- 20173462
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- NUT
- TYPE:
- COMPENSATING SPROCKET
- RIDING STYLE:
- STREET
$20.28Qty in Cart: 0Quantity:Price:$20.28Subtotal: -
DRAG SPECIALTIES Drive Pulley Installation Kit 191384-HC4
DRAG SPECIALTIES
$41.68A properly secured drive pulley is critical to reliable forced induction performance—improper fastening can lead to boost loss, belt slippage, or catastrophic compressor failure. The DRAG SPECIALTIES...12030009- SKU:
- 12030009
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- RIDING STYLE:
- STREET
- TYPE:
- PULLEY
- PRODUCT NAME:
- INSTALLATION KIT
- UNITS:
- KIT
$41.68 -
DRAG SPECIALTIES Compensating Sprocket Nut - '99-'06 346216
DRAG SPECIALTIES
$15.47A worn or damaged compensating sprocket nut compromises drivetrain smoothness and can lead to increased vibration and premature wear on surrounding components. This OEM-equivalent replacement...20173461- SKU:
- 20173461
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- PRODUCT NAME:
- NUT
- TYPE:
- COMPENSATING SPROCKET
- UNITS:
- EACH
- RIDING STYLE:
- STREET
$15.47 -
DRAG SPECIALTIES Transmission Pulley - 32-Tooth D26-0141-32
DRAG SPECIALTIES
$126.21Precision belt drive systems demand a pulley engineered for consistent power transfer and extended service life under high-RPM loads. The DRAG Specialties 32-tooth transmission pulley delivers the...12030015- SKU:
- 12030015
- Availability:
- Ships Same Business Day
- Weight:
- 5.10 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- PULLEY
- TOOTH COUNT:
- 32
- TYPE:
- TRANSMISSION
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- FRONT
$126.21
Buying Guide and FAQs
Buying Guide: Factors to Consider When Choosing Harley Bike Transmission Pulleys and Parts
- Compatibility: Ensure pulleys and parts match your Harley's model (e.g., Touring/Softail 2007-2017, Softail Springer 1993-2006, Big Twins '70-'90/'99-'06) and specifics like tooth count (28-32) or sprocket type. Use the vehicle selector for year-specific fits to avoid drivetrain issues.
- Type of Use: For performance upgrades or replacements, select transmission pulleys for power transfer; mega nuts or compensating nuts suit maintenance in street riding; installation kits ideal for custom pulley swaps.
- Components and Upgrades: Choose pulleys (28-32 tooth), mega nuts for precision clamping, compensating nuts for smooth rides, or installation kits with nuts/lock plates/seals. Focus on heat-treated steel for durability and black/chrome finishes for style.
- Brand and Quality: Opt for JIMS for advanced machined mega nuts or DRAG SPECIALTIES for heat-treated pulleys and nuts. Prioritize USA-made steel for strength, precision, and reliability in demanding conditions.
- Installation and Cost: Parts are direct replacements or kits for easy DIY; prices range from $19.71 for nuts to $122.67 for pulleys—factor in weights (0.40-5.10 lbs) and free shipping over $99 for value.
Frequently Asked Questions (FAQs)
- What Harley models do these transmission pulleys and parts support? Parts support Touring/Softail (2007-2017), Softail Springer (1993-2006), and Big Twins ('70-'90/'99-'06)—use the year/make/model filter for exact compatibility.
- How do mega nuts improve drivetrain performance? They provide precision clamping and security, enhancing power transfer and reducing stress on components.
- What is typically included in an installation kit? Kits include main shaft pulley nut, lock plate, bolts, and quad seal for complete pulley installs.
- What materials are used in pulleys and nuts? Heat-treated steel with black/chrome finishes for durability and performance in street conditions.
- What if a part doesn't fit my Harley? Verify tooth count, model, and year before buying. Our returns policy allows exchanges or refunds if it doesn't match.
- Can I find related drivetrain parts? Yes—explore belts, sprockets, or clutches in the Harley drivetrain category to complement your pulley upgrade.
