RT Quaife Engineering Ltd based in Sevenoaks, Kent is one of the UK
leaders in design and manufacture of motorsport transmissions. The range
includes gearboxes, gear kits, ATB differentials, rear axle and steering components.
RT Quaife Engineering Ltd was established in 1965 by Rodney Quaife, when
he produced a five-speed transmission for the Triumph and Norton / AMC
motorcycle replacing the original four-speed. The kit proved to be a
success. Quaife went on to develop gear kits and the ATB / LSD differential and even developed their own GT racing car, the Qaife R4GTS 4x4 for the British GT race series. Today Quaife operates a 2.5 acre headquarters site at Otford, manufacturing components and complete gearboxes for motorsport, commercial and OEM.
The Quaife R4 GTS racing car which competed in the British GT Championship. Powered by a 600bhp plus Ford V8 engine, 4 x 4 power train and sequential gearbox, produced by Quaife
Quaife operate state of the art equipment: Robotic CNC machining, CNC gear cutting machines,
tri-coordinate measuring machines and transmission testing facilities
The Quaife Axiline 97000EC transient transmission dynamometer allows its R&D team develop and test gearboxes in house.
One of Quaife's first gear kits was for the Ford Rocket gearbox and later the type-9 5 speed gearbox, developed as a cost efective alternative to the ZF 5 speed gearbox used by the works rally teams in Escort Mk1 and Mk2. Both these gear boxes are as popular today as they were in the 70's and used through out the wotrld in Escorts mk1 mk2 rally, race cars and kit cars. More information on the Quaife gear kits and complete gearboxes can be found here: Escort Gearboxes
The ford type-9 5 speed gearbox available with the original iron main case or lightweight alloy version.
Quaife type9 gear kits have straight cut gears and a choice of ratios suitable for race, rally hot rod and road road. There are two synchromesh versions available: Clubman and heavy duty. There is also the dog engagement heavy duty gearbox or competition use only.
In 2008 Quaife launched the new 60G six speed sequential gearbox. A
direct replacement to the Type 9 unit and replacement for the Escort Mk1
& Mk2, as well as kit cars, with Caterham Motorsport and Ginetta
Cars using the 60G for their one make circuit racing series.
In 1986 Quaife’s designed, patented and manufactured the first Quaife helical gear Automatic Torque Biasing (LSD) differential.
The Quaife ATB differential was used be Gehard Berger to win the 1986 Mexico Grand Prix in a 1500bhp Benetton F1 car.
Quaife won its first OEM contract in 2002 to supply the Ford with 5000
ATB diff units for the Mk1 Ford Focus RS and later for the 300bhp Mk2
Focus RS in 2008.
Quaife also supplied Daimler-Chrysler in 2003 with an order for 18,000
Quaife ATB units for the US market. Today we can offer over 500 Quaife
ATB applications, more details here: Quaife ATB / LSD
The full Quaife range is available on our website: Quaife Products