Harley Drivetrain
Enhance durability and precision with our drivetrain components, including clutch plates, assemblies, and robust primary drive systems. Discover our comprehensive Harley drivetrain upgrades to improve your bike’s performance.
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On Sale
Belt Drives Ltd 11mm Belt Drive Kit for 1955-1964 Harley-Davidson FLH 47-31SK-2
BELT DRIVES LTD.
MSRP: $585.95Now: $527.36Was: $585.95Premium 11mm Belt Drive Kick Start Spline Shaft '55-'64 47-31SK-2 Upgrade your classic ride with our top-of-the-line 11mm Belt Drive Kick Start Spline Shaft, designed specifically for models from 1955 to 1964. Crafted from hard anodized aluminum, this...DS360108- SKU:
- DS360108
- Availability:
- Ships Same Business Day
- Weight:
- 8.90 LBS
- PRODUCT NAME:
- BELT DRIVE KIT
- COLOR/FINISH:
- ANODIZED
- UNITS:
- KIT
- WIDTH IMPERIAL:
- 1-1/2'
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
MSRP: $585.95Now: $527.36Was: $585.95 -
On Sale
Belt Drives Ltd 8mm 2in Primary Belt Drive Kit for 1955-1984 Harley-Davidson Kick Start Models 76-47-2S
BELT DRIVES LTD.
MSRP: $651.95Now: $586.76Was: $651.95High-Performance 8mm Primary Belt Drive Kick Start Spline Shaft Upgrade your motorcycle with the BELT DRIVES LTD. 8mm/2" Primary Belt Drive Kick Start Spline Shaft, designed for exceptional durability and performance. This kit includes everything you...DS360115- SKU:
- DS360115
- Availability:
- Ships Same Business Day
- Weight:
- 11.25 LBS
- PRODUCT NAME:
- BELT DRIVE KIT
- THICKNESS IMPERIAL:
- 5/16'
- UNITS:
- KIT
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 144
- WIDTH IMPERIAL:
- 2'
MSRP: $651.95Now: $586.76Was: $651.95 -
On Sale
Belt Drives Ltd 3" Front Pulley 47 Tooth for 1984-1989 Harley-Davidson Softail 47EV-3
BELT DRIVES LTD.
MSRP: $272.95Now: $245.66Was: $272.95Premium Front Pulley 3" 47EV-3 by BELT DRIVES LTD. Engineered for superior performance, the Front Pulley 3" 47EV-3 is precision machined from high-quality aluminum and finished with a hard anodized coating for enhanced durability. Proudly made in the U.S...DS360122- SKU:
- DS360122
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
- COLOR/FINISH:
- ANODIZED
- UNITS:
- EACH
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PULLEY
- RIDING STYLE:
- STREET
- TOOTH COUNT:
- 47
- TYPE:
- MOTOR SHAFT
MSRP: $272.95Now: $245.66Was: $272.95 -
On Sale
Belt Drives Ltd Clutch Springs 6 Pack for 1970-1978 Harley-Davidson FLH Electra Glide ECS-100
BELT DRIVES LTD.
MSRP: $25.95Now: $23.36Was: $25.95BELT DRIVES LTD. Clutch Springs 6 Pack ECS-100 Enhance the performance of your BDL Belt Drive clutches with the ECS-100 Clutch Springs. Designed for durability and optimal engagement, these springs provide reliable operation under various conditions...DS360156- SKU:
- DS360156
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- TYPE:
- CLUTCH
- UNITS:
- 6 PACK
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SPRING
MSRP: $25.95Now: $23.36Was: $25.95 -
On Sale
Belt Drives Ltd 66T Starter Ring Gear for 1980-1984 Harley-Davidson FLT Tour Glide SG-1
BELT DRIVES LTD.
MSRP: $111.95Now: $100.76Was: $111.95BELT DRIVES LTD. Starter Ring Gear SG-1 The BDL Starter Ring Gear SG-1 is expertly designed for optimal performance with BDL Belt Drive clutches. This premium component ensures reliable engagement and efficient power transfer, enhancing the overall...DS360157- SKU:
- DS360157
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- PRODUCT NAME:
- GEAR
- UNITS:
- EACH
- INSIDE DIAMETER:
- 187.3 MM
- TOOTH COUNT:
- 66
- TYPE:
- STARTER RING
- RIDING STYLE:
- STREET
MSRP: $111.95Now: $100.76Was: $111.95 -
On Sale
Belt Drives Ltd 66T Starter Ring Gear for 1970-1983 Harley-Davidson FLH Electra Glide SG-2
BELT DRIVES LTD.
MSRP: $125.95Now: $113.36Was: $125.95BELT DRIVES LTD. Starter Ring Gear SG-2 The BELT DRIVES LTD. Starter Ring Gear SG-2 is expertly engineered for optimal performance with BDL Belt Drive clutches. Designed for durability and precision, this ring gear ensures reliable engagement and smooth...DS360158- SKU:
- DS360158
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TYPE:
- STARTER RING
- INSIDE DIAMETER:
- 174.6 MM
- PRODUCT NAME:
- GEAR
- TOOTH COUNT:
- 66
MSRP: $125.95Now: $113.36Was: $125.95 -
THRASHIN SUPPLY CO. M8 - Derby Cover Finned - Chrome TSC-3017-3
THRASHIN SUPPLY CO.
$179.95THRASHIN SUPPLY CO. M8 Derby Cover Finned Chrome TSC-3017-3Made from machined 6061 billet aluminum, Uses stock gasket and hardware, Made in America11070695- SKU:
- 11070695
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- MOUNTING STYLE:
- 5 HOLE
- PRODUCT NAME:
- DERBY COVER
- MATERIAL:
- 6061 BILLET ALUMINUM
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
- STYLE:
- FINNED
- UNITS:
- EACH
$179.95 -
THRASHIN SUPPLY CO. Derby Cover - Polished - Classic TSC-3000-2
THRASHIN SUPPLY CO.
$119.95THRASHIN SUPPLY CO. Derby Cover Polished Classic TSC-3000-26061 billet aluminum construction, Includes gasket, Made in U.S.A.11070584- SKU:
- 11070584
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- CHROME
- MATERIAL:
- 6061 BILLET ALUMINUM
- PRODUCT NAME:
- DERBY COVER
- STYLE:
- CLASSIC
- UNITS:
- EACH
- MOUNTING STYLE:
- 3 HOLE
$119.95 -
THRASHIN SUPPLY CO. Derby Cover - Black - Classic TSC-3000-4
THRASHIN SUPPLY CO.
$119.95THRASHIN SUPPLY CO. Derby Cover Black Classic TSC-3000-46061 billet aluminum construction, Includes gasket, Made in U.S.A.11070585- SKU:
- 11070585
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- COLOR/FINISH:
- BLACK
- MOUNTING STYLE:
- 3 HOLE
- RIDING STYLE:
- STREET
- MATERIAL:
- 6061 BILLET ALUMINUM
- PRODUCT NAME:
- DERBY COVER
- UNITS:
- EACH
- STYLE:
- CLASSIC
$119.95 -
THRASHIN SUPPLY CO. Derby Cover - Polished - Classic TSC-3010-2
THRASHIN SUPPLY CO.
$129.95THRASHIN SUPPLY CO. Derby Cover Polished Classic TSC-3010-26061 billet aluminum construction, Includes gasket, Made in U.S.A.11070586- SKU:
- 11070586
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- MOUNTING STYLE:
- 5 HOLE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- CHROME
- MATERIAL:
- 6061 BILLET ALUMINUM
- STYLE:
- CLASSIC
- PRODUCT NAME:
- DERBY COVER
- UNITS:
- EACH
$129.95Qty in Cart: 0Quantity:Price:$129.95Subtotal: -
On Sale
Belt Drives Ltd Clutch Pack for Harley-Davidson EV 1990-up ERCPS-100
BELT DRIVES LTD.
MSRP: $215.95Now: $194.36Was: $215.95BELT DRIVES LTD. Clutch Pack EV/EVO/EVB ERCPS-100 Enhance the performance of your BDL Belt Drive clutches with the Clutch Pack EV/EVO/EVB ERCPS-100. Designed for durability and efficiency, this clutch pack ensures smooth engagement and optimal power...11312455- SKU:
- 11312455
- Availability:
- Ships Same Business Day
- Weight:
- 2.80 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- FRICTION PLATE SET
- TYPE:
- CLUTCH
- UNITS:
- SET
MSRP: $215.95Now: $194.36Was: $215.95 -
On Sale
Belt Drives Ltd Competitor Clutch Friction Plates 1970-1984 Harley-Davidson Touring FXR CC-100-CP
BELT DRIVES LTD.
MSRP: $173.95Now: $156.56Was: $173.95BELT DRIVES LTD. Friction Plate CC-100-CP Upgrade your clutch performance with the BELT DRIVES LTD. Friction Plate CC-100-CP, designed for durability and efficiency. Manufactured in the U.S.A., this friction plate ensures a reliable fit for optimal power...11313028- SKU:
- 11313028
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- PRODUCT NAME:
- FRICTION PLATE SET
- RIDING STYLE:
- STREET
- TYPE:
- CLUTCH
- FRICTION PLATE MATERIAL:
- ALUMINUM
- UNITS:
- SET OF 5
MSRP: $173.95Now: $156.56Was: $173.95 -
On Sale
Belt Drives Ltd Rear Drive Belt 128 Tooth 1 1/8 inch for Harley-Davidson Softail 1993 PCCB-128-118
BELT DRIVES LTD.
MSRP: $251.95Now: $226.76Was: $251.95Premium Rear Drive Belt - 128-Tooth 1 1/8" PCCB-128-118 Experience unmatched performance with the Premium Rear Drive Belt, crafted with advanced Gates carbon X3N material. This innovative design ensures superior durability and flexibility, making it an...12040123- SKU:
- 12040123
- Availability:
- Ships Same Business Day
- Weight:
- 1.85 LBS
- MATERIAL:
- X7N CARBON
- RIDING STYLE:
- STREET
- WIDTH IMPERIAL:
- 1-1/8'
- PRODUCT NAME:
- BELT
- TOOTH COUNT:
- 128
- TYPE:
- DRIVE
- UNITS:
- EACH
MSRP: $251.95Now: $226.76Was: $251.95 -
On Sale
Belt Drives Ltd Ball Bearing Lock-Up Clutch Kit 1990-2025 Harley-Davidson BPP-600-CK
BELT DRIVES LTD.
MSRP: $317.95Now: $286.16Was: $317.95Belt Drives Ltd. Plate Press L/U 90 - BPP-600-CK Enhance the performance of your existing clutches with the Belt Drives Ltd. Plate Press L/U 90. This innovative upgrade transforms your clutch system into a ball-bearing lockup design, ensuring superior...11300297- SKU:
- 11300297
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- PRODUCT NAME:
- PRESSURE PLATE
- TYPE:
- CLUTCH
- UNITS:
- KIT
- TYPE:
- LOCK-UP
- COLOR/FINISH:
- GRAY
- RIDING STYLE:
- STREET
MSRP: $317.95Now: $286.16Was: $317.95 -
On Sale
Belt Drives Ltd Kevlar Clutch Kit for 1970-1984 Harley Davidson FLH Electra Glide BTX-5
BELT DRIVES LTD.
MSRP: $199.95Now: $179.96Was: $199.95Premium Clutch Kit BTX-5 by BELT DRIVES LTD. Enhance your vehicle's performance with the BTX-5 Clutch Kit, designed for superior engagement and durability. Featuring wider clutch plates for improved holding power, this kit ensures effortless installation...11311801- SKU:
- 11311801
- Availability:
- Ships Same Business Day
- Weight:
- 4.87 LBS
- FRICTION PLATE MATERIAL:
- KEVLAR
- PRODUCT NAME:
- DRIVE PLATE (STEEL PLATE)
- RIDING STYLE:
- STREET
- DRIVE PLATE MATERIAL:
- STEEL
- FRICTION PLATE MATERIAL:
- 6061 T-6 ALUMINUM
- TYPE:
- CLUTCH
- UNITS:
- 9 PIECE KIT
MSRP: $199.95Now: $179.96Was: $199.95 -
On Sale
Belt Drives Ltd Clutch Plates 1984-1989 Harley-Davidson Softail Standard FXST BTX-9
BELT DRIVES LTD.
MSRP: $209.95Now: $188.96Was: $209.95Enhanced Clutch Plates for '84-'89 Big Twin BTX-9 Upgrade your ride with our premium clutch plates designed specifically for '84-'89 Big Twin models. These plates are engineered to provide a larger clutch area, ensuring improved performance and...11311803- SKU:
- 11311803
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- DRIVE PLATE MATERIAL:
- STEEL
- FRICTION PLATE MATERIAL:
- KEVLAR
- PRODUCT NAME:
- CLUTCH KIT
- FRICTION PLATE MATERIAL:
- STEEL
- RIDING STYLE:
- STREET
- UNITS:
- SET OF 7
MSRP: $209.95Now: $188.96Was: $209.95 -
On Sale
Belt Drives Ltd Clutch Plates 1998-2017 Harley-Davidson Softail BTX-14
BELT DRIVES LTD.
MSRP: $257.95Now: $232.16Was: $257.95High-Performance Clutch Plates for Big Twin Models '98-'17 Upgrade your ride with our premium clutch plates designed specifically for Big Twin models from 1998 to 2017. These plates are engineered to provide exceptional grip and durability, enhancing...11311805- SKU:
- 11311805
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- FRICTION PLATE MATERIAL:
- 6061 T-6 ALUMINUM
- RIDING STYLE:
- STREET
- DRIVE PLATE MATERIAL:
- STEEL
- PRODUCT NAME:
- CLUTCH KIT
- FRICTION PLATE MATERIAL:
- KEVLAR
- UNITS:
- SET OF 8
MSRP: $257.95Now: $232.16Was: $257.95 -
On Sale
Belt Drives Ltd 1.5" 70 Tooth Mesh Pulley for Harley-Davidson Softail Springer 1995-1997 RPMS-70
BELT DRIVES LTD.
MSRP: $494.95Now: $445.46Was: $494.95BELT DRIVES LTD. 1.50" Pulley Mesh 70 Tooth RPMS-70 Experience superior performance with the BELT DRIVES LTD. 1.50" Pulley Mesh 70 Tooth RPMS-70. Crafted from high-quality CNC billet aluminum, this pulley ensures durability and precision for your drive...DS325842- SKU:
- DS325842
- Availability:
- Ships Same Business Day
- Weight:
- 6.25 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- PULLEY
- TOOTH COUNT:
- 70
- MATERIAL:
- BILLET ALUMINUM
- COLOR/FINISH:
- CHROME
- MODEL:
- MESH
- RIDING STYLE:
- STREET
- WIDTH IMPERIAL:
- 1-1/2'
MSRP: $494.95Now: $445.46Was: $494.95 -
On Sale
Belt Drives Ltd 132 Tooth 1-3/4" Primary Belt for 1972-1984 Harley-Davidson FX Models BDL-132
BELT DRIVES LTD.
MSRP: $106.95Now: $96.26Was: $106.95BELT DRIVES LTD. Replacement Belt BDL-132 Upgrade your BDL primary drive system with the BDL-132 Replacement Belt, engineered for optimal performance and durability. This high-quality belt ensures smooth operation and enhances the efficiency of your...DS360001- SKU:
- DS360001
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- PRODUCT NAME:
- DRIVE BELT
- STYLE:
- RIBBED
- TOOTH COUNT:
- 132
- TYPE:
- PRIMARY
- WIDTH IMPERIAL:
- 1-3/4'
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $106.95Now: $96.26Was: $106.95 -
On Sale
Belt Drives Ltd 141 Tooth 1-3/4" Primary Drive Belt for 1990-2006 Harley-Davidson Softail BDL-141
BELT DRIVES LTD.
MSRP: $106.95Now: $96.26Was: $106.95BELT DRIVES LTD. Replacement Belt BDL-141 Enhance the performance of your BDL primary drives with the BDL-141 Replacement Belt. Engineered for durability and precision, this belt ensures smooth operation and optimal power transfer, making it an essential...DS360002- SKU:
- DS360002
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
- PRODUCT NAME:
- DRIVE BELT
- STYLE:
- RIBBED
- TOOTH COUNT:
- 141
- TYPE:
- PRIMARY
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- WIDTH IMPERIAL:
- 1-3/4'
MSRP: $106.95Now: $96.26Was: $106.95
