"Diamond" PRIMARY CHAIN for 1930 - 1936 Harley VL & VLH

H-D #2001-30D, 2001-30AD, 2001-30BD
Diamond* PRIMARY CHAIN (by Timken)
#428 Double Roll (.500" pitch)
used on Motor Sprocket to Clutch Drum
for 1930 - 1936 VL & VLH Big Twin Models
Available in following lengths:
88 pitch - generally allows for good adjustment with 19 - 21 tooth Motor Sprocket
90 pitch - generally allows for good adjustment with 22 - 23 tooth Motor Sprocket
92 pitch - generally allows for good adjustment with 24 - 25 tooth Motor Sprocket

*Diamond USA has been Harley's OEM brand for over 100 years