Winters Billet Aluminum Locker Differential BR2005 QA1's high travel springs are

QA1's high travel springs are proudly made in the USA

1976-1979 Plymouth Trailduster

1986-1993 Ford Thunderbird

High detergency allows extended drain intervals and provides increased cleanliness

Nissan Fullsize SUV / Truck 2004-15

Winters Billet Aluminum Locker Differential BR2005 QA1's high travel springs areLocker 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