589
V-Twin Replica Knucklehead Frame
V-Tw in
TM
Replica Knucklehead Frame is an authentic
reproduction of the factory style frame. Details include
forged parts as original in neck, front and rear motor
mounts, side car loops, top seat yoke, footboard tabs
and rear axle plates. Exact blanked and formed stamp-
ings are utilized in appropriate areas. Rear fender cross
bar is supported by exact duplicated “saddles" brazed
at each end. Seat post and mechanical brake cross
shaft bushings,correct tool box mount and grease fit-
tings are installed. The 28° or 29° neck angle will
accept inline spring forks.The 30° neck angle on 51-
1020 will accept offset spring forks. The frame will
accommodate Knuck or Big Twin Flathead Engines and
3 or 4 Speed Trans only. Knucklehead frames require
purchase of clamp on coil bracket kit VT No. 49-0099.
VT No.
Year
Rake
28°
28°
30°
Neck
Detail
Knuckle Frame Notes:
VT No. Year
Rake #1
#2
#3
#4
28° Rect. Tool Box Pads
No 5th Mount 7/8 Tank Brace Open Brake Tab
28° Rect. Tool Box Pads
5th Mount
7/8 Tank Brace Open Brake Tab
51-1041 1938-40 28° Round Tool Box Pads 5th Mount
1" Tank Brace Closed Brake Tab
51-1009 1941-E46 29° 2 Tool Box Holes
5th Mount
1" Tank Brace Closed Brake Tab
30° 2 Tool Box Holes
5th Mount
1" Tank Brace Closed Brake Tab
“Bull Neck"
