PRIMARY DRIVE CHAIN FOR HARLEY DAVIDSON BIG TWIN & SPORTSTER
WEIGHT: 3.56- MANUFACTURED FROM SEAMLESS ROLLER MATERIAL FOR STRENGTH AND LONGEVITY
- ONE THIRD MORE MATERIAL IS USED ON THE INSIDE AND OUTSIDE LINK PLATES
- USED BY HARLEY-DAVIDSON® ON OE APPLICATIONS
- SEE THE DRIVE TRAIN SECTION FOR REAR CHAIN
DIAMOND CHAIN
FITS BIG TWIN 4 SPEED 1936/1986 , SOFTAIL 1984/2006 & DYNA 1991/2005
ENGINE SPROCKET SIZE: 24T OR 25T
SIZE/ROW/PITCH: 428/2/82
REPLACEMENT FOR 75442 , 75443 & 75444
REPLACES HD# 40007-36A
BY: DIAMOND CHAIN CO