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R380 Winchester Uprated Stage 1 Td5
R380 Winchester Uprated Stage 1 Td5
R380 Winchester Uprated Stage 1 Td5
R380 Winchester Uprated Stage 1 Td5
R380 Winchester Uprated Stage 1 Td5

Product Description

Our Modified R380. A fully rebuilt gearbox to the same standard as our stock builds with a few added features. 
  • Uprated rear support bearings on both layshaft and Mainshaft a 31% to the dynamic load 
  • Dowled selector, added strength to common issue of sloppy gear change 
  • Modified oil feed ring
  • At Winchester Gears we are proud to offer our fully rebuilt and restored, Genuine/OEM R380 Gearboxes.
  • Our rebuilds begin with a full component strip down. 

    Casing are blasted and cleaned.

    The cast gear housing and the sandwich plate is coated in smooth gloss black.

    The rear aluminium housing is left bare.

    The full OEM parts list that is replaced as standard on every rebuild is:

    Pinion taper bearing

    Main shaft taper bearings

    Layshaft taper bearings

    Main shaft Rear support block roller bearing

    Layshaft rear support block roller bearing

    1st gear needle roller bearing 

    2nd gear needle roller bearing

    3rd gear needle roller bearing

    5th gear needle roller bearing 

    Reverse needle roller bearing

    1st Gear 3 parts syncro rings

    2nd Gear 3 parts syncro rings

    3rd Gear 3 parts syncro rings

    4th Gear syncro ring 

    5th Gear syncro ring

    Reverse Gear syncro ring

    1st & 2nd shift plates

    3nd & 4th shift plates

    5th & Reverse shift plates

    X6 Gear hub clips

    Main shaft circlip

    Mainshaft locking coaler 

    Oil pump

    Oil gallery ORings

    Input seal

    Output seal

    Oil filter

    All gears, shafts, selectors and other components are examined and checked for wear and fatigue. Any parts replaces are Genuine,OEM or G rated ONLY.

    All original bolts are used. Drain & Filler plugs are cleaned and zinc coated.

    The R380 is Assembled to factory clearances and torque settings. The main shaft and layshaft are shimmed to preload. We seal the casings with a polyurethane adhesive and sealant.

    YOU CAN EXPECT THAT YOUR TRANSMISSION HAS BEEN BUILT TO THE HIGHEST STANDARD AND WARRANTED FOR A MINIMUM OF 12 MONTHS

    THIS UNIT IS EXCHANGE
    We do require your old unit back and do not ask for a surcharge up front. However if you do not have a unit to exchange, a £200 charge is to be added to the cost of this unit. 

Delivery & Returns

Deliver Prices include both, delivery of your item and the collection service to return your exchange unit.

R380 Winchester Uprated Stage 1 Td5

£1,000.00 £1,200.00 (inc. VAT)

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