Bobber Style Rigid Frames For Wide Tire Big Twin - 30¡ Rake, No Downtube Stretch
4 or 5 Speed
180 mm Tire with 1 1/2" Belt or 200 mm Tire with Chain
1 1/2" O.D. Drawn Over Mandrel (DOM) ASTM A513-96T5 .188" wall tubing for backbone strength
1 1/4" O.D x .120" wall thickness tubing for cradle and tail strength
Additional clearance built-in at backbone for Evolution style engine with up to .200" taller cylinder/head length. Allows rear rocker box to be serviced without removal of entire engine
TIG welded in high stress areas
Dual gussets at front and rear motor mounts and at transmission mounts
Boxed lower seat post mount
Welded-on exhaust hanger mount
Fully machined hour glass style steering neck
Fork lock tab
Softail style seat front mounting tab
Chrome 3/4" O.D. axle kit with axle djusters, left side spacer and nut
Polished rear pulley spacer (.900" thick) with mounting bolts
Weld-on seat post coil mount
Designed for use with a Panhead, Shovelhead or Big Twin Evolution engine
Includes Manufacturer's Statement of Origin
Required Components
Four of five speed solid mount transmission and matching mounting plate
Chain or belt final drive
Softail 1986/1999 rear wheel hub
FL, FX 1973/1983 chain drive rear hub, use with polished pulley spacer (1.090" thick) kit 77365
Softail Late 1987/1999 rear brake caliper and mount
Flatside Fat Bob gas tanks and mounts
Softail style oil tank and mounts 1986/1999
Removable type fork head cups
Axle adjuster bolts, Softail 1987/1999
Rear fender clamps for 1 1/8" O.D. tubing
Note: As with any frame-up custom build project, it is common shop practice to pre-assemble the entire motorcycle prior to any paint work for compatibility verification of all parts used.
