Product Details:

• Handcrafted 6061-T6 aluminum extended swingarm
• 100% bolt-on design can be used with OEM rear wheel, caliper, spacers and associated components
• Offset pivot mount increases oil pan clearance
• Offset mounting allows use of longer shocks
• Proprietary custom extrusion made exclusively for Brock's Performance
• Extends wheelbase from stock to 3 inches over
• Designed for use in high-power, high-torque applications
• Includes centerless ground hollow 4130 chromoly axle
• Reversible billet aluminum axle adjusters for easy wheel adjustments
• Includes caliper bracket for use with OEM calipers
• PTFE® lined spherical bearings from Worldwide Bearings preinstalled
• Includes bushings to use the OEM 3/4” pivot shaft
• Interior swingarm width measures 10 7/8” at the axle
  (accepts 200 series rear tire on 6.75” wide rim with chain conversion)
• 42% weight savings vs OEM swingarm 
• Designed, machined, and assembled in the USA
• Burnished raw aluminum finish

Shock Information:

• 3-position shock mounts allow flexibility in ride height (+2”, +1”, stock)
• Compatible with shock lengths from 13” to 15”
• H-D Premium Ride Touring Shocks will only work in the +2” shock position
• Brock’s Performance recommends adjustable Bitubo shocks for best performance and adjustability