Collection:
Chain Drive Primary
224 productsShop the range of aftermarket motorcycle clutch & primary drive products at Pro Class Custom Parts.
Categories
Apparel
Brakes
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Brake Disc Rotors
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Brake Pads
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Brake Upgrades - Front
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Brake Upgrades - Rear
Cables & Hydraulic Lines
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Cables & Hyd. Lines - Black
- Cables & Hyd. Lines Indian & Victory
- Cables & Hyd. Lines V-Rod & Street
- Clutch Cables 4 spd BT Black
- Clutch Cables 5 spd BT Black
- Clutch Cables 6 spd BT Black
- Clutch Cables XL'04UP Black
- Clutch Cables XL'86-03 Black
- Ready Made Front Brake Lines Black
- Ready Made Hyd. Clutch Lines Black
- Ready Made Rear Brake Lines Black
- Universal Hyd Lines & Fittings Black
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Cables & Hyd. Lines - Chromite
Chassis & Sheet Metal
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Engine Guards & Swingarms Etc
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Engine Mounts & Jiffy Stands
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Fenders & Associated Parts
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Fuel Tanks & Related Parts
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Oil Tanks & Associated Parts
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Rear Belt & Chain Guards
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Side Covers & Frame Covers etc.
Chrome Mounting Hardware
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Bottom End Hardware
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Complete Engine Showbike Kits
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Front & Rear End Hardware
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General Workshop Hardware
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Top End & Rocker Hardware
Clutch & Primary Drive
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Belt Drive Primary
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Chain Drive Primary
Electrical
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Charging Systems & Components
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Exhaust - Spare Parts Only
Exhaust - Systems & Mufflers
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Exhaust Mufflers
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- Mufflers (Pan America)
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- Mufflers (Royal Enfield)
- Mufflers (Softail)
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- Mufflers (Street)
- Mufflers (Street '15-20)
- Mufflers (Touring & Trike)
- Mufflers (X350)
- Mufflers (X500)
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Exhaust System 2:1
- Breakout (2:1)
- Dyna (2:1)
- Honda (2:1)
- Indian Challenger/Pursuit (2:1)
- Indian Cruiser/Chief (2:1)
- Indian Scout (2:1)
- Indian Touring/Bagger (2:1)
- Kawasaki (2:1)
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- Rocker (2:1)
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- Softail (2:1)
- Sportster (2:1)
- Sportster S (2:1)
- Street (2:1)
- Touring & Trike (2:1)
- V-Rod (2:1)
- Yamaha (2:1)
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Exhaust System 2:2
Foot Controls
- Air Shifters & Components
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Floor Boards & Components
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Foot Controls & Extensions
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Foot Pegs & Shifter Pegs
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Footpeg Mts, Adapters & Offsets
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Spare Parts - Foot Brake
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Spare Parts - Foot Shift
Fuel & Air Systems
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Air Cleaner Kits & Components
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Carburettor Kits & Components
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Fuel - Taps & Lines & Filters
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Fuel Injection & Components
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Inlet Manifolds & Clamps etc
Gasket Kits & Gaskets & Seals
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Gaskets Complete Engine Kits
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Gaskets Primary
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Gaskets Top End & Rocker
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Gaskets Transmission
Handlebars & Controls
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Hand Control Kits
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Hand Grips & Throttle
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Handlebars & Risers H-D
- Handlebar Risers - Black
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- Handlebars 1" - Black
- Handlebars 1" - Chrome
- Handlebars 1-1/2" - Black
- Handlebars 1-1/2" - Chrome
- Handlebars 1-1/4" - Black
- Handlebars 1-1/4" - Chrome
- Risers 1" Clamp - Black
- Risers 1" Clamp - Chrome
- Risers 1-1/2" Clamp - Black
- Risers 1-1/2" Clamp - Chrome
- Risers 1-1/4" Clamp - Black
- Risers 1-1/4" Clamp - Chrome
- Risers 1-1/8" Clamp - Black
- Risers 1-1/8" Clamp - Chrome
- Handlebars & Risers Indian
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Mirrors
Instruments & Gauges
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Gauges - Bagger & Dresser
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Oil+Volt+Temp & Other Gauges
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Speedo 3-3/8" Tank & Bar MT
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Speedo 4.5" Tank Mt 1936-03
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Speedo 4.5" Tank Mt 2004up
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Speedo Dash's & Bases & Other
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Speedo Drives+Sensors+Cables
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Speedos & Mts Custom App.
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Tachometer
Lighting
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Oil Filters
Seats & Sissy Bars
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Accessories for Seats & S/Bars
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Dual Seats
- Dyna Dual Seats
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- Softail Dual Seats 1984-2017
- Softail Dual Seats 2018up
- Sportster Dual Seats
- Street 500/750 Dual Seats
- Touring (FLH) 1991-2007 Dual Seats
- Touring (FLH) 2008-2023 Dual Seats
- Touring (FLH) 2024up Dual Seats
- Vintage (1936-84) Dual Seats
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Pillion Pads
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Sissy Bar Side Straps
- Sissy Bar Uprights & Pads
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Solo Seats
- Custom or Universal Solo Seats
- Dyna Solo Seats
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- Indian Solo Seats
- Softail Solo Seats (1984-2017)
- Softail Solo Seats 2018up
- Sportster Solo Seats
- Street 500/750 Solo Seats
- Touring (FLH) 1991-2007 Solo Seats
- Touring (FLH) 2008-2023 Solo Seats
- Touring (FLH) 2024up Solo Seats
- Vintage(1936-84) Solo Seats
Suspension
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FXR
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Front Susp. Related
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Front Suspension: 35 & 39mm
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Front Suspension: 41mm
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Front Suspension: 49mm
- Rear Shocks Related - Universal
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Rear Shocks: Dyna
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Rear Shocks: FLH
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Rear Shocks: HD Street
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Rear Shocks: HD Trike
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Rear Shocks: Indian & Victory
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Rear Shocks: Metric
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Rear Shocks: Softail
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Rear Shocks: V-Rod
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Rear Shocks: Vintage
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Rear Shocks: XL'04up
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Universal Suspension
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XL'79-03
Tires & Wheels
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Arlen Ness Wheels
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Axles & Related Components
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OEM Wheels & repl Components
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Performance Machine Wheels
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Renegade Wheels
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Spoke Wheels
Tools & Supplies
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General Workshop Equipment
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Harley-Davidson Specific Tools
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Indian & Victory Tools
Transmission & Final Drive
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Final Drive
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Transmission - BT 4 spd era
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Transmission - BT 5 spd era
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Transmission - BT 6 spd era
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Transmission - XL 4 spd era
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Transmission - XL 5 spd era
Windshields & Luggage
Power Clutch with Muller Clutch Control Kit. Fits Milwaukee-Eight 2017up with Cable Clutch
Regular price
$536.99
Sale price
$536.99
Regular price
Unit price
/per
In addition to the design, we have further improved the geometry of the ball pockets and developed the “Müller Clutch Control” which is included in this kit. This makes it even easier and more pre...
Easyboy Lite Clutch. Sportster 2004-2021
Regular price
$200.99
Sale price
$200.99
Regular price
Unit price
/per
The Lite Clutch reduces effort required to pull clutch lever by 40%, which lessens rider fatigue and provides smoother, easier clutch action.
MFR PART No: B17-119
ROLLIES PART No: BB17-119
82 Link Primary Chain. Fits Softail 1984-2006, Dyna 1991-2005 & 4Spd Big Twin 1936-1986
Regular price
$233.99
Sale price
$233.99
Regular price
Unit price
/per
* Replaces OEM # 40007-36
MFR PART No: 450007
ROLLIES PART No: HAR-450007
Clutch Basket. Fits Twin Cam 2011-2016
Regular price
$843.99
Sale price
$843.99
Regular price
Unit price
/per
* These are exact reproduction of the O.E.M. clutch shell & they feature hardened components.
* Replaces OEM # 37000072 & 37816-11
Tech Tips:-
* Advanced timing can cause failure of Ring G...
Clutch Basket. Fits Sportster 1991-2003
Regular price
$665.99
Sale price
$665.99
Regular price
Unit price
/per
* These are exact reproduction of the O.E.M. clutch shell & they feature hardened components.
* Replaces OEM # 36790-91
Tech Tips:-
* Advanced timing can cause failure of Ring Gear or Pinion G...
92 Link Primary Chain. Fits Softail 2007up & Dyna 2006-2017
Regular price
$253.99
Sale price
$253.99
Regular price
Unit price
/per
* Replaces OEM # 40036-06A
MFR PART No: 450019
ROLLIES PART No: HAR-450019
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TorqDrive Clutch Kit. Fits Royal Enfield 650 Twins 2019up
Regular price
$1,066.99
Sale price
$1,066.99
Regular price
Unit price
/per
Unlock more power! TorqDrive provides more disks in less space, allowing us to add up to 6 additional frictions disks to the clutch pack over stock. More frictions = more torque capacity thus unl...
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Billet Heavy-Duty Compensator Ramp. Fits Milwaukee-Eight 2017up.
Regular price
$814.99
Sale price
$814.99
Regular price
Unit price
/per
Introducing the next evolution in performance for your primary drive; the S&S Cycle Heavy Duty Compensator Ramp for Harley-Davidson® M8 models! Built to handle the demands of upgraded horsepow...
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Outer Primary Cover – Chrome. Fits Sportster 1994-2003
Regular price
$686.99
Sale price
$686.99
Regular price
Unit price
/per
Features & Benefits:-
* Chrome Finish
* Covers are of die-cast construction, reinforced at critical areas.
* Recommeded purchase of Primary Cover Gasket # CG-C9211 or JGI-34955-89-K
* Replaces...
Outer Primary Cover – Chrome. Fits Sportster 2006-2021
Regular price
$686.99
Sale price
$686.99
Regular price
Unit price
/per
Features & Benefits:-
* Chrome Finish
* Covers are of die-cast construction, reinforced at critical areas.
* Recommeded purchase of Primary Cover Gasket # CG-C9125
* Replaces OEM # 25460-06
...
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Scorpion Series Clear Derby Cover – Black. Fits Touring 2016up
Regular price
$736.99
Sale price
$736.99
Regular price
Unit price
/per
* Scorpion Series Clear Derby Covers.
* Feature a 1/4″ Thick, Clear Polycarbonate Window to your clutch.
* The outer cover is CNC machined from billet aluminum, Black Powder Coat and then the scra...
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Scorpion Clutch Replacement Clutch Kit. Fits Sportster 1991-2021
Regular price
$611.99
Sale price
$611.99
Regular price
Unit price
/per
* Consists of friction plates and steel plates.
* Fits Barnett Scorpion Clutch # B-608-30-10091
MFR PART No: 306-32-40543
ROLLIES PART No: B-306-32-40543
Vision Derby Cover – Black Contrast Cut. Fits Touring 2016up
Regular price
$559.99
Sale price
$559.99
Regular price
Unit price
/per
Vision style Derby Cover from Performance Machine allows you to view the internals of your bike.
* Gloss Black with Contrasting Alloy Accents.
* Direct replacement for your stock derby cover on yo...
92 Link Primary Chain. Fits Softail 2007up & Dyna 2006-2017
Regular price
$432.99
Sale price
$432.99
Regular price
Unit price
/per
Diamond-Drives has a reputation for quality chains made to outlast and outperform – helping to push your motorcycle further, reduce costs and extend the life of your machine and it’s chain drive.
...
86 Link Primary Chain. Fits Touring 2007up
Regular price
$406.99
Sale price
$406.99
Regular price
Unit price
/per
Diamond-Drives has a reputation for quality chains made to outlast and outperform – helping to push your motorcycle further, reduce costs and extend the life of your machine and it’s chain drive.
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