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Harley Primary Drive Systems and Parts

Harley Primary Drive Systems and Parts

Harley Primary Drive Systems and Parts

Boost power transfer efficiency with advanced Harley drivetrain parts. Featuring heavy-duty tensioners, chains, and gears, these primary drive systems ensure top performance even under demanding conditions. Invest in long-lasting reliability for your Harley.

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  • On Sale
    Belt Drives Ltd Clutch Hub for Top Fuel 1990-2006 Softail TFCH-180

    Belt Drives Ltd Clutch Hub for Top Fuel 1990-2006 Softail TFCH-180

    BELT DRIVES LTD.

    MSRP: $255.95
    Now: $230.36
    Was: $255.95
    BELT DRIVES LTD. Top Fuel TFCH-180 Clutch Hub Experience unmatched performance with the BELT DRIVES LTD. Clutch Hub, expertly crafted from high-grade aluminum and hard anodized for enhanced durability. Proudly made in the U.S.A., this component is...
    11200035
    SKU:
    11200035
    Availability:
    Ships Same Business Day
    Weight:
    1.85 LBS
    COLOR/FINISH:
    ANODIZED
    UNITS:
    EACH
    WIDTH IMPERIAL:
    3-3/8'
    PRODUCT NAME:
    CLUTCH HUB
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    STREET
    MSRP: $255.95
    Now: $230.36
    Was: $255.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $255.95
    Now: $230.36
    Was: $255.95
    Subtotal:
  • On Sale
    Belt Drives Ltd Replacement Primary Drive Belt for Harley-Davidson FL 1200 1970-1977 BDL-30853 ST

    Belt Drives Ltd Replacement Primary Drive Belt for Harley-Davidson FL 1200 1970-1977 BDL-30853 ST

    BELT DRIVES LTD.

    MSRP: $85.95
    Now: $77.36
    Was: $85.95
    BELT DRIVES LTD. Replacement Belt BDL-30853 ST The BDL-30853 ST Replacement Belt from Belt Drives Ltd. is engineered for optimal performance in BDL primary drive systems. This durable and reliable belt ensures smooth operation and longevity, making it an...
    DS360007
    SKU:
    DS360007
    Availability:
    Ships Same Business Day
    Weight:
    0.56 LBS
    TOOTH COUNT:
    132
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    STYLE:
    RIBBED
    PRODUCT NAME:
    DRIVE BELT
    TYPE:
    PRIMARY
    WIDTH IMPERIAL:
    1-1/2'
    MSRP: $85.95
    Now: $77.36
    Was: $85.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $85.95
    Now: $77.36
    Was: $85.95
    Subtotal:
  • On Sale
    Belt Drives Ltd 144 Tooth 8mm x 3in Primary Drive Belt BDL-37144-3

    Belt Drives Ltd 144 Tooth 8mm x 3in Primary Drive Belt BDL-37144-3

    BELT DRIVES LTD.

    MSRP: $185.95
    Now: $167.36
    Was: $185.95
    BELT DRIVES LTD. Replacement Belt BDL-37144-3 Enhance the performance of your BDL primary drives with the Replacement Belt BDL-37144-3. Engineered for durability and efficiency, this belt ensures smooth operation and optimal power transfer. Trust in its...
    DS360014
    SKU:
    DS360014
    Availability:
    Ships Same Business Day
    Weight:
    1.19 LBS
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    144
    TYPE:
    PRIMARY
    PRODUCT NAME:
    DRIVE BELT
    WIDTH IMPERIAL:
    3'
    STYLE:
    RIBBED
    UNITS:
    EACH
    MSRP: $185.95
    Now: $167.36
    Was: $185.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $185.95
    Now: $167.36
    Was: $185.95
    Subtotal:
  • DRAG SPECIALTIES Compensating Sprocket Kit 241270-LBX1

    DRAG SPECIALTIES Compensating Sprocket Kit 241270-LBX1

    DRAG SPECIALTIES

    $299.68
    DRAG SPECIALTIES Compensating Sprocket Kit 241270-LBX1Complete kits contain a high-quality sprocket, sprocket shaft extension, sliding cam, sprocket nut and cover with spring plate
    DS195197
    SKU:
    DS195197
    Availability:
    Ships Same Business Day
    Weight:
    5.70 LBS
    UNITS:
    KIT
    PRODUCT NAME:
    SPROCKET KIT
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    24
    TYPE:
    COMPENSATING
    $299.68
    Qty in Cart: 0
    Quantity:
    Price:
    $299.68
    Subtotal:
  • On Sale
    Belt Drives Ltd 2" Open Belt Drive Kit for 2017-2019 Harley-Davidson Touring Models EVO-16BH-2B

    Belt Drives Ltd 2" Open Belt Drive Kit for 2017-2019 Harley-Davidson Touring Models EVO-16BH-2B

    BELT DRIVES LTD.

    MSRP: $3,884.95
    Now: $3,496.46
    Was: $3,884.95
    BELT DRIVES LTD. Belt Drive EVO-16BH-2B Elevate your ride with the Belt Drive EVO-16BH-2B, engineered for high-performance enthusiasts. This innovative open belt drive kit features a robust one-piece motor plate design, ensuring enhanced stability and a...
    11200399
    SKU:
    11200399
    Availability:
    Ships Same Business Day
    Weight:
    42.03 LBS
    SIZE IMPERIAL:
    2'
    COLOR/FINISH:
    BLACK
    TYPE:
    PRIMARY BELT DRIVE
    UNITS:
    KIT
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    BELT DRIVE KIT
    RIDING STYLE:
    STREET
    TOOTH COUNT:
    52
    TOOTH COUNT:
    69
    MSRP: $3,884.95
    Now: $3,496.46
    Was: $3,884.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $3,884.95
    Now: $3,496.46
    Was: $3,884.95
    Subtotal:
  • On Sale
    Belt Drives Ltd 3" 8mm Drive Belt for Harley-Davidson Dyna 1991-2005 EVOB-122S Belt Drives Ltd 3" 8mm Drive Belt for Harley-Davidson Dyna 1991-2005 EVOB-122S

    Belt Drives Ltd 3" 8mm Drive Belt for Harley-Davidson Dyna 1991-2005 EVOB-122S

    BELT DRIVES LTD.

    MSRP: $2,871.95
    Now: $2,584.76
    Was: $2,871.95
    BELT DRIVES LTD. 3"/8mm Drive Belt EVOB-122S Enhance your ride with the BELT DRIVES LTD. 3"/8mm Drive Belt EVOB-122S, engineered for optimal performance and reliability. This complete kit offers everything you need for a seamless installation, ensuring a...
    11200245
    SKU:
    11200245
    Availability:
    Ships Same Business Day
    Weight:
    37.60 LBS
    MATERIAL:
    6061 T-6 BILLET ALUMINUM
    MATERIAL:
    STEEL
    WIDTH IMPERIAL:
    3'
    MATERIAL:
    KEVLAR
    PRODUCT NAME:
    BELT DRIVE KIT
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    MSRP: $2,871.95
    Now: $2,584.76
    Was: $2,871.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $2,871.95
    Now: $2,584.76
    Was: $2,871.95
    Subtotal:
  • On Sale
    Belt Drives Ltd 3" Belt Drive 1986-1989 Softail FXST EVOB-9T

    Belt Drives Ltd 3" Belt Drive 1986-1989 Softail FXST EVOB-9T

    BELT DRIVES LTD.

    MSRP: $2,759.95
    Now: $2,483.96
    Was: $2,759.95
    Belt Drives Ltd. 3" Belt Drive EVOB-9T Upgrade your ride with the Belt Drives Ltd. 3" Belt Drive EVOB-9T, designed for optimal performance and reliability. This comprehensive kit includes everything you need for a seamless installation, ensuring powerful...
    11200252
    SKU:
    11200252
    Availability:
    Ships Same Business Day
    Weight:
    37.90 LBS
    MATERIAL:
    KEVLAR
    PRODUCT NAME:
    BELT DRIVE KIT
    MATERIAL:
    6061 T-6 BILLET ALUMINUM
    MATERIAL:
    STEEL
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    WIDTH IMPERIAL:
    3'
    MSRP: $2,759.95
    Now: $2,483.96
    Was: $2,759.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $2,759.95
    Now: $2,483.96
    Was: $2,759.95
    Subtotal:
  • On Sale
    Belt Drives Ltd 1-5/8" Belt Drive with Chain for 1980-1983 Harley-Davidson Tour Glide FLT EVBB-3T-5

    Belt Drives Ltd 1-5/8" Belt Drive with Chain for 1980-1983 Harley-Davidson Tour Glide FLT EVBB-3T-5

    BELT DRIVES LTD.

    MSRP: $1,116.95
    Now: $1,005.26
    Was: $1,116.95
    Belt Drives Ltd. 1-5/8" Belt Drive with Chain 5-Speed EVBB-3T-5 Experience superior performance with the Belt Drives Ltd. 1-5/8" Belt Drive system, designed for seamless integration and optimal efficiency. This kit includes everything you need for a...
    11200253
    SKU:
    11200253
    Availability:
    Ships Same Business Day
    Weight:
    15.80 LBS
    PRODUCT NAME:
    BELT DRIVE KIT
    RIDING STYLE:
    STREET
    MATERIAL:
    6061 T-6 BILLET ALUMINUM
    MATERIAL:
    STEEL
    UNITS:
    EACH
    WIDTH IMPERIAL:
    1-5/8'
    MATERIAL:
    KEVLAR
    MSRP: $1,116.95
    Now: $1,005.26
    Was: $1,116.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,116.95
    Now: $1,005.26
    Was: $1,116.95
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Chain Tensioner Lock Tab A-39996-65

    EASTERN MOTORCYCLE PARTS Chain Tensioner Lock Tab A-39996-65

    EASTERN MOTORCYCLE PARTS

    $13.30
    EASTERN MOTORCYCLE PARTS Chain Tensioner Lock Tab A-39996-65Made in the U.S.A.
    11200189
    SKU:
    11200189
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    LOCK TAB
    UNITS:
    10 PACK
    RIDING STYLE:
    STREET
    TYPE:
    PRIMARY CHAIN
    TYPE:
    ADJUSTER PLATE
    $13.30
    Qty in Cart: 0
    Quantity:
    Price:
    $13.30
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Bearing - 9231 41-0111

    EASTERN MOTORCYCLE PARTS Bearing - 9231 41-0111

    EASTERN MOTORCYCLE PARTS

    $44.95
    EASTERN MOTORCYCLE PARTS Bearing 9231 41-0111High-quality replacement component, Fits OEM and most aftermarket inner primaries
    11200309
    SKU:
    11200309
    Availability:
    Ships Same Business Day
    Weight:
    0.26 LBS
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    BEARING
    TYPE:
    INNER PRIMARY MAINSHAFT
    Qty in Cart: 0
    Quantity:
    Price:
    $44.95
    Subtotal:
  • Jims Inner Primary Bearing Seal for Harley-Davidson Big Twin 1990-2006 8961

    Jims Inner Primary Bearing Seal for Harley-Davidson Big Twin 1990-2006 8961

    JIMS

    $18.95
    JIMS Inner Primary Bearing Seal 8961 Upgrade your motorcycle's performance with the JIMS Inner Primary Bearing Seal 8961. Designed for durability and precision, this replacement seal ensures a tight fit and prevents oil leaks, keeping your engine running...
    11200414
    SKU:
    11200414
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    BEARING KIT
    TYPE:
    INNER PRIMARY
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    $18.95
    Qty in Cart: 0
    Quantity:
    Price:
    $18.95
    Subtotal:
  • DRAG SPECIALTIES Chain Tensioner Mount 18120-BX-LB1

    DRAG SPECIALTIES Chain Tensioner Mount 18120-BX-LB1

    DRAG SPECIALTIES

    $81.32
    DRAG SPECIALTIES Chain Tensioner Mount 18120-BX-LB1Used for updating an old adjuster system or when building a new bike from the ground up, Complete kit includes washers, adjuster plate, bolts, shoe, adjuster and nut
    DS181201
    SKU:
    DS181201
    Availability:
    Ships Same Business Day
    Weight:
    1.31 LBS
    PRODUCT NAME:
    CHAIN ADJUSTER KIT
    MATERIAL:
    NYLON
    RIDING STYLE:
    STREET
    TYPE:
    PRIMARY CHAIN
    UNITS:
    KIT
    $81.32
    Qty in Cart: 0
    Quantity:
    Price:
    $81.32
    Subtotal:
  • GARDNER-WESTCOTT Primary Cover Hardware P-10-24-08N

    GARDNER-WESTCOTT Primary Cover Hardware P-10-24-08N

    GARDNER-WESTCOTT

    $67.95
    GARDNER-WESTCOTT Primary Cover Hardware P-10-24-08NKits features polished chrome steel socket-head bolts, includes primary, inspection and derby covers, Made in the U.S.A.
    DS175009
    SKU:
    DS175009
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    BOLT KIT
    COLOR/FINISH:
    CHROME
    TYPE:
    PRIMARY COVER
    MATERIAL:
    STEEL
    UNITS:
    KIT
    $67.95
    Qty in Cart: 0
    Quantity:
    Price:
    $67.95
    Subtotal:
  • GARDNER-WESTCOTT Primary Cover Hardware P-10-17-08

    GARDNER-WESTCOTT Primary Cover Hardware P-10-17-08

    GARDNER-WESTCOTT

    $67.95
    GARDNER-WESTCOTT Primary Cover Hardware P-10-17-08Kits features polished chrome steel socket-head bolts, includes primary, inspection and derby covers, Made in the U.S.A.
    DS175008
    SKU:
    DS175008
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    MATERIAL:
    STEEL
    TYPE:
    PRIMARY COVER
    UNITS:
    KIT
    COLOR/FINISH:
    CHROME
    PRODUCT NAME:
    BOLT KIT
    RIDING STYLE:
    STREET
    $67.95
    Qty in Cart: 0
    Quantity:
    Price:
    $67.95
    Subtotal:
  • GARDNER-WESTCOTT Primary Cover Hardware P-10-18-08 GARDNER-WESTCOTT Primary Cover Hardware P-10-18-08

    GARDNER-WESTCOTT Primary Cover Hardware P-10-18-08

    GARDNER-WESTCOTT

    $79.95
    GARDNER-WESTCOTT Primary Cover Hardware P-10-18-08Kits features polished chrome steel socket-head bolts, includes primary, inspection and derby covers, Made in the U.S.A.
    DS175007
    SKU:
    DS175007
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    COLOR/FINISH:
    CHROME
    PRODUCT NAME:
    BOLT KIT
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    TYPE:
    PRIMARY COVER
    UNITS:
    KIT
    $79.95
    Qty in Cart: 0
    Quantity:
    Price:
    $79.95
    Subtotal:
  • On Sale
    Belt Drives Ltd 2" Belt Drive Kit for 1990-2006 Harley-Davidson Softail EV-600-B

    Belt Drives Ltd 2" Belt Drive Kit for 1990-2006 Harley-Davidson Softail EV-600-B

    BELT DRIVES LTD.

    MSRP: $3,590.95
    Now: $3,231.86
    Was: $3,590.95
    Belt Drives Ltd. 2" EV-600-B Belt Drive Kit Experience superior performance with the Belt Drives Ltd. 2" EV-600-B Belt Drive Kit, designed for seamless operation and reliability. This comprehensive kit includes everything you need for easy installation...
    11200257
    SKU:
    11200257
    Availability:
    Ships Same Business Day
    Weight:
    37.55 LBS
    STYLE:
    RIBBED
    MATERIAL:
    KEVLAR
    TOOTH COUNT:
    142
    COLOR/FINISH:
    BLACK
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    BELT DRIVE KIT
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    WIDTH IMPERIAL:
    2'
    MSRP: $3,590.95
    Now: $3,231.86
    Was: $3,590.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $3,590.95
    Now: $3,231.86
    Was: $3,590.95
    Subtotal:
  • On Sale
    Belt Drives Ltd 3" Belt Drive with Support for Harley-Davidson Softail 1990-2006 EVOB-900

    Belt Drives Ltd 3" Belt Drive with Support for Harley-Davidson Softail 1990-2006 EVOB-900

    BELT DRIVES LTD.

    MSRP: $3,297.95
    Now: $2,968.16
    Was: $3,297.95
    High-Performance 3" Belt Drive Kit by BELT DRIVES LTD. This 3" belt drive kit is engineered for superior performance and durability, featuring an outboard bearing support that enhances stability for your rear shaft. Designed in the spirit of BDL's...
    11200255
    SKU:
    11200255
    Availability:
    Ships Same Business Day
    Weight:
    44.20 LBS
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    CHROME
    COLOR/FINISH:
    POLISHED
    UNITS:
    EACH
    WIDTH IMPERIAL:
    3'
    MATERIAL:
    6061-ALUMINUM
    PRODUCT NAME:
    BELT DRIVE KIT
    MATERIAL:
    KEVLAR
    MSRP: $3,297.95
    Now: $2,968.16
    Was: $3,297.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $3,297.95
    Now: $2,968.16
    Was: $3,297.95
    Subtotal:
  • Jims Primary Bearing Upgrade 1990-2006 Harley-Davidson Softail Springer 8960

    Jims Primary Bearing Upgrade 1990-2006 Harley-Davidson Softail Springer 8960

    JIMS

    $53.95
    JIMS Primary Bearing Kit 8960 Enhance the performance and reliability of your motorcycle with the JIMS Primary Bearing Kit 8960. Designed for both open primary systems and high-output applications, this kit features a double row ball bearing that ensures...
    11200242
    SKU:
    11200242
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    COLOR/FINISH:
    CHROME
    PRODUCT NAME:
    BEARING KIT
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    TYPE:
    INNER PRIMARY
    $53.95
    Qty in Cart: 0
    Quantity:
    Price:
    $53.95
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Bearing - 8980 A-8980

    EASTERN MOTORCYCLE PARTS Bearing - 8980 A-8980

    EASTERN MOTORCYCLE PARTS

    $23.95
    EASTERN MOTORCYCLE PARTS Bearing 8980 A-8980High-quality replacement component, Fits OEM and most aftermarket inner primaries
    11200344
    SKU:
    11200344
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    PRODUCT NAME:
    BEARING
    RIDING STYLE:
    STREET
    TYPE:
    INNER PRIMARY MAINSHAFT
    UNITS:
    EACH
    $23.95
    Qty in Cart: 0
    Quantity:
    Price:
    $23.95
    Subtotal:
  • EASTERN MOTORCYCLE PARTS Bronze Bushing - 33445-89 A-33445-89

    EASTERN MOTORCYCLE PARTS Bronze Bushing - 33445-89 A-33445-89

    EASTERN MOTORCYCLE PARTS

    $14.95
    EASTERN MOTORCYCLE PARTS Bronze Bushing 33445-89 A-33445-89High-quality bronze construction, Made in the U.S.A.
    21100453
    SKU:
    21100453
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MATERIAL:
    BRONZE
    PRODUCT NAME:
    BUSHING
    RIDING STYLE:
    STREET
    TYPE:
    INNER PRIMARY COVER
    UNITS:
    EACH
    $14.95
    Qty in Cart: 0
    Quantity:
    Price:
    $14.95
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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