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1. #Quaife sequential porsche manual#
2. #Quaife sequential porsche series#
3. #Quaife sequential porsche free#

*Warranty excludes any differential purchased and used anywhere in the United States of America, (including its territories and dependencies), Canada or Mexico. Successfully used in all forms of motorsport including F1, rallying, circuit racing, truck racing, rallycross and drifting, the Quaife ATB helical gear limited slip differential has been chosen by Ford, General Motors and Daimler-Chrysler as original equipment fitment on some of the finest high performance front wheel drive passenger cars of recent years.ĬAD designed and CNC machined in the UK to ISO9001 standards using Corus steel billets, over 100,000 Quaife ATB units have been sold since the mid 1980’s and are still in circulation globally. Perfectly suited to high power front drive cars, but equally at home in rear and four wheel drive vehicles, the Quaife ATB helical gear limited slip differential is a direct replacement for the original factory ‘open’ unit and requires no special oils or servicing. On the track the Quaife ATB cuts lap times dramatically and improves standing quarter performance. On the road and track this translates into reduced wheelspin and torque steer, less understeer during cornering and improved straight line acceleration. Quaife’s motorsport gearbox range includes complete replacement in-line, transaxle and four-wheel drive transmissions, offering five, six and seven-speeds depending on application, with a choice of synchromesh or dog engagement and helical or straight cut (spur) gears.

#Quaife sequential porsche series#

This gearbox is currently running in several racing series in Europe and has very good durability in comparison to its Porsche counterpart. This new direct replacement for the 997 was developed as a joint effort by Quaife UK and Parr UK. In practice this significantly reduces torque steer, understeer and steering ‘snatch’ in front wheel drive applications compared to a plate style limited slip differential. GBox now offers a proven alternative to the Porsche 997 sequential gearbox. Avoiding standing starts/launches will certainly help increase its lifespan.

#Quaife sequential porsche free#

Meanwhile, our Research & Development department are continually monitoring the marketplace, making sure Quaife remains at the forefront of offering reliable, precision engineered products for the most popular FWD applications.įor product selection advice, feel free to contact our Technical Sales Team.Supplied as original equipment to the Ford Motor Company for the 300bhp Ford Focus RS, the Quaife automatic torque biasing (ATB) helical gear limited slip differential (LSD) is a direct replacement for your car’s factory ‘open’ unit.īacked with the peace of mind of a lifetime warranty*, the Quaife ATB helical gear limited slip differential is fully automatic and progressive in operation and unlike plate style units the Quaife ATB never locks, but seamlessly and smooth transfers power and torque away from a spinning wheel to the wheel enjoying the most traction. Quaife rates the gearbox conservatively at 450 hp, but were confident it will hold up to our planned 550 whp.

#Quaife sequential porsche manual#

These features allow for a true drop-in replacement, further reducing costs and time in turning your manual H-pattern gearbox into a full race-ready sequential. The new, cast maincases are designed to retain the original mounting points so users can keep their original gearbox mounts.

The renowned Quaife ATB Differential is available as an option on all of these products. All of these products utilise the original bellhousing from the standard gearbox, allowing the original clutch and flywheel set-up, driveshafts, and differential to be retained.

Below are the key facts and figures of our most popular FWD sequential transmissions. For many years, Quaife has been manufacturing a wide range of race-winning FWD sequential gearkits.