Chain Drive Primary

224 products

Shop the range of aftermarket motorcycle clutch & primary drive products at Pro Class Custom Parts.

$1,105.99

Fits 1998-16 (except 2013-16 CVO/SE and 2015-16 FLHTC “L” models) Harley Davidson Big Twins. Features a low profile lock-up billet pressure plate specifically designed to fit under the stock prima...

TRASK PERFORMANCE

$1,150.99

Features & Benefits:- * Can handle engine builds making in excess of 300 horsepower; strongly recommended for engines producing 100 horsepower or more. * Includes mounting bolts and lock tabs....

TRASK PERFORMANCE

$1,152.99

Features & Benefits:- * Can handle engine builds making in excess of 300 horsepower; strongly recommended for engines producing 100 horsepower or more. * Includes mounting bolts and lock tabs....

EVOLUTION INDUSTRIES

$1,059.99

Evolution Industries 30 tooth Primary Sprocket and Chain Kit * Raise RPM to achieve maximum performance to eliminate lugging * Constructed of aircraft quality steel * Heat treated to insure maximu...

$824.99

* 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...

Sold Out

EVOLUTION INDUSTRIES

$939.99

Features & Benefits:- * Specialized heat treated and carburized heavy duty aircraft gear material * Machined on a 4-axis mill ensures precision quality * Proprietary heat treating process * Bl...

Sold Out

$901.99

* Excellent reproduction of the OE inner primary for FXE models * Fits FX/FXE Chain Drive Models 1970/Early 1984 * Replaces OEM # 60421-79A Suggested Additional Purchase: * Inner Primary Mount Ki...

Sold Out

$701.99

* These die cast aluminum Inner Primary Covers have been CNC machined for the most accurate fit possible. * They are also reinforced in all the critical stress areas. * Includes bushings for early...

ROLLIES SPEED SHOP

$695.99

* 66 Teeth on Ring Gear * 37 Teeth on Clutch Sprocket * Replaces OEM # 37707-90 Tech Tips:- * Advanced timing can cause failure of Ring Gear or Pinion Gear teeth & Starter Clutch MFR PART N...

$671.99

Features & Benefits:- * Black Finish * Covers are of die-cast construction, reinforced at critical areas. * Recommeded purchase of Primary Cover Gasket # CG-C9125 * Replaces OEM # 25307-06 M...