BDL CHAIN DRIVE PRIMARY FOR BIG TWINS
The leading primary belt drive manufacturer, BDL uses only the highest quality materials and workmanship in the chain drive primary.Kits feature the "Competitor" clutch with Kevlar plates and a 9 spring polished pressure plate. Kits include clutch basket assembly with "Competitor" clutch, chain, front sprocket and chain adjuster.

MOTOR FACTORY PRIMARY CHAINS
Endless link replacement primary chains for Big Twins and Sportsters

C.C. Rider Primary Chains
C.C. Rider chains are manufactured to withstand the heavy-duty demands of the Harley-Davidson engine. These competitively priced double and triple row chains will fit most applications.

Diamond Primary Chains
Endless primary chains for Big Twin and Sportster® models.

M6 Primary Chain Tensioners
Keeps proper tension on the primary chain for smoother shifts, reduced vibration and increased primary chain and sprocket life. Easy installation. All required parts except primary gasket included.

PRIMARY CHAIN ADJUSTER PARTS FOR BIG TWINS
Fits Big Twin models 1965-up with chain driven primary.

PRIMARY CHAIN OILIER NIPPLE
Rubber chain oilier nipple fits Big Twins 1958-1963 with tin inner primaries. Replaces OEM 24918-58. Sold each.

CHAIN ADJUSTER BRACE FOR SPORTSTERS
Fits KH, XL, XLH models 1954-1976, and XLCH models 1970-1977. Replaces OEM 39980-54.

PRIMARY CHAIN ADJUSTER LININGS AND RETAINERS FOR SPORTSTERS

HARMONIC VIBRATION DAMPER
The "Smoothie" replaces the stock compensator outer ramp and cup assembly with a patented harmonic vibration damper that acts like a radial shock absorber for your engine. Wild Works"claims up to 80% reduction in vibration, quicker engine acceleration and extended crankshaft life. Fits Big Twins 1970-up (except FXB, FXSB).

Vibration Dampers for Big Twin and Sportster® Models By Fisher
Doug Fisher vibration dampers for both chain and belt primary Big Twin, Sportster®, and Buell® motors. Each unit includes the damper unit and a custom sprocket or pulley. Stock compensators are eliminated on Big Twin models to ensure the accurate alignment of the primary drive.

BALANCE MASTER BALANCING COMPENSATORS
The "Gold & Silver Eagle" compensators feature Sun-Tech patented active balancing technology. The Sun-Tech system combines a mercury-like substance and the laws of physics to dynamically balance your engine as it runs. Your engine's balance is continually adjusted to compensate for wear, engine oil and other factors to reduce bad vibrations. The Gold & Silver Eagles replace the original compensator spring cup and can be installed in 30 minutes or less.

BALANCE MASTER™ ENGINE BALANCING SYSTEM
The R&D department at Suntech Innovations™ has designed an active balancing system that combines a mercury-like substance and the laws of physics to reduce the vibration of your bike. The active balancing system adjusts as it runs, it compensates for ring wear, piston wear, engine oil and other factors to maintain engine balance so you get less internal wear, a smoother ride and more horsepower. Available for engine, transmission or wheel applications, the Balance Master is easy-to-install and can be fitted to most Harleys® in less than a half hour, it never needs replacing and comes with an exclusive two year limited warranty against material defects.

TRANSMISSION BALANCERS
Attaches to the clutch hub

Engine Balancers
Attaches to the engine sprocket.

WILD WORKS PRIMARY IDLER KIT
The Wild Works idler kit replaces the stock chain and rub block adjuster with a hardened steel idler sprocket riding on full compliment needle bearings. The system maintains proper chain tension under both acceleration and deceleration resulting in smoother shifting with less engine and transmission vibration. Kits includes idler sprocket, adjuster shoe, primary chain and hardware. 

Compensating Sprocket Kits
Complete kits include shaft extension, cover with springs, sliding cam, engine nut, and sprocket.

Compensating Sprocket Replacment Parts

EXTENDED COMPENSATORS FOR BIG TWINS
Special use compensator sprocket extenders and matching nuts for Big Twins with offset primary.

Motor Sprockets for Big Twin Models
Tapered For Big Twins from 1936 thru 1954.