Winters Billet Aluminum Locker Differential MAVERICK-STX-M1-HK Performer RPM Q-JET

Performer RPM Q-JET

Safe to use on Lexan windshields

Economical rubber valve stems pull through wheel for easy installation

ATI SB Ford 6

Winters Billet Aluminum Locker Differential MAVERICK-STX-M1-HK Performer RPM Q-JETLocker is a fully automatic locking differential that delivers spool type traction on the straightaways and automatically unlocks in the corners. Weighs 13 lbs. 8 oz. For more than 60 years, Winters Performance Products has been producing high performance rear ends and driveline components for racing and street use. Their product offering includes everything from quick change gear sets to shifter assemblies, as well as many components specifically for