Tractive RD906 6-Speed Sequential RWD Gearbox Complete New Kit

Complete New Tractive RD906 6-Speed Sequential RWD Gearbox Kit

The ULTIMATE Escort Mk2 Modern Group4 sequential gearbox, ideal for use with Millington Diamond and other full race/rally engines for tarmac or gravel use
Fully built available off the shelf with the correct ratios for use with RWD Escorts
Drop gears can be change to alter overall gearbox ratios at a later date if required
               
Tractive gearbox casings are built using billet aircraft quality aluminium, which combines minimum weight with superior mechanical, dimensional and thermal stability  
High quality precision ground gears gives excellent life time of gearbox with minimum maintenance
Simple maintenance Layout allows for complete gear set to be removed in minutes.                       
Consistent gear selection mechanism, reliable and very smooth gear change with very low wear on dog rings
Tractive Modular Concept, in use since 1995 and is easily adopted for use with a wide range of cars, either RWD or FWD
Ford bellhousing bolt pattern    
Ford Atlas rear output flange pattern
The RD90 Tractive gearboxes have a quick change drop gear arrangement to compensate for various rear axle ratios and to fine tune the top speed and acceleration characteristics.
Two gears situated behind back cover at the rear of the gearbox are easily replaced to alter the overall ratio of the gearbox

Number of gears: 6 forwards, 1 reverse
Gear sequence: R-0-1-2-3-4-5-6
Recommended max engine torque: 700 Nm
Weight: 35 kg
Oil capacity: 1.3 L
Oil spec: Wet sump. GL5 spec. transmission oil
Tractive recommends SAE 90 gear oil, available from Tractive in 1 L bottles
Clutch release mechanism: Not integrated with gearbox. Retro fitted in to bellhousing
Clutch rings (dog rings): Tractive standard with 90 mm OD with radius corners for long life and durability
Cockpit Gear Lever: Tractive long sequential shift gear lever with return springs
Gear linkage: 8mm stainless steel rods, either direct or over tunnel
Reverse gear: Separate lever on the gear lever operated to release engagement of reverse gear
Bearings: SKF cylindrical roller bearings for input and output shafts. Ball bearings for selector drums
Bearings in clutch gears: INA cage type needle roller bearings
Surface treatment of outer casing: Anodized black colour

Ratios supplied in stocked gearboxes::
1 - 2.308
2 - 1.75
3 - 1.44
4 - 1.24
5 - 1.08
6 - 0.96
Various other gear ratios available to order

Drop gears supplied in box:
22/22 (1 to 1)
Various spare drop gears available extra to increase or lower overall gearbox ratio

Complete kit includes:
RD90 Gearbox
Gear lever with linkage
Gear knob
2 x 1L of oil
Please note gear indicator not included (available separate)