
ULTIMA WIDE DRIVE 300
SERIES RIGID STYLE
SINGLE DOWNTUBE &
REGULAR STYLE

#85-140 300 Series Softail® Style Single Downtube / 38-2 frame
#85-144 300 Series Softail® Style SingleDowntube / 38-8 frame

#85-110 300 Series Softail® Style Double Downtube / 38-2 frame
#85-123 300 Series Softail® Style Double Downtube / 38-8 frame
Material:
1020 DOM
(Drawn Over Mandrel) steel tubing.
Downtube legs are 1-3/8” O.D. with .120
wall thickness for double downtube frames.
Downtube is 1-3/4” O.D. for singe downtube frames.
Cradle tubes are 1-3/8” O.D. for singe downtube frames.
Backbone is 1-1/2” O.D. with .219 wall thickness.
Seat post is 1-1/2” O.D. with .219” wall thickness.
Special features:
TIG Welded. Accepts 13” fender and 1984 & later flat side gas tanks.
Accepts Softail® style oil tank.
Accepts 300 rear tire with full width 1.5” belt.
Integral 5th bolt
mounting within
reinforced offset trans plate.
Included additionally:
Heavy Duty Swing Arm, 1” hidden axle.
Front oil tank mount.
Rear frame pivot tube and hardware
including pivot bearings & spacers.
NOTE 1: Coil mounts and regulator mounts must be determined by builder.
NOTE 2: Backbone is measured from back of neck to front of seat plate gusset. Downtube is measured from bottom of neck to top of cradle tube joint.
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