Street/Strip Extreme Thru Bolt 9" Spool Equipped Third Member

Strength paired with street / strip gears to provide a perfect balance of power for those who drive their car and race at the track like Drag and Drive cars. This Mark Williams third member is used across drag racing in some of the most severe use cases with the heaviest and fastest cars that demand performance and durability. 

The Street / Strip Third member pairs Mark Williams Made in the USA components in a package that is ready to bolt in and go. These packages have been used in applications that surpass 1500 horsepower.

Features

• Mark Williams Aluminum thru bolt housing 
• 3.250" carrier bore
• 28, 31, 35, 40 spline spool
• Billet Aluminum Main Caps
• MW 4340 Billet 28 spline 1350 pinion yoke 
• 7/16" pinion support studs
• Taper/Taper Bearing Pinion Support
• 7/16" ring gear bolts
• Your choice of 28 spline pinion 8620 street/strip gears 
• Made in the USA