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Castrol Universal 75w-90 Semi Synthetic Car Gearbox Oil

Castrol Universal 75w-90 Semi Synthetic Car Gearbox Oil

Castrol Univ. 75w90 gear oil - 1 Litre

1 Litre


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  • Description
  • Benefits
  • Specifications
  • Shipping Explained

Castrol Universal 75w-90 Semi Synthetic Car Gearbox Oil

General Details:

OilPart Synthetic Oil
SpecificationAPI Other GL-4
Oil Viscosity Classification SAE75W-90
SpecificationAPI Other GL-5
Castrol Universal 75W/90 is a part synthetic multigrade gear oil which employs advanced technology additives to ensure extra protection at extreme low and high operating temperatures. Tested and proven, this SAE 75W/90 multigrade gear oil is synchromesh compatible and designed with a low chlorine formulation to allow environmentally responsible disposal of used oil.

Please note: This product has been replaced by the new Castrol Transmax Universal 75W-90.

PDF Downloads:

Download the Technical PDFDownload the Safety PDF


Castrol Universal 75w-90 meets the need for a 'universal' gear oil which can be used in automotive manual gearboxes, transaxles, transfer boxes and final drives where stringent performance specifications including API GL4 or GL5 must be met.

It is suitable for all units requiring a gear oil of SAE 75W, 80W or 90; including
multigrade formulations within this range, e.g. 75W/90, 80W/90 and 85W/90 and can replace the following conventional Castrol gear oils:
  • Castrol EP 80
  • Castrol EPX 80W/90
  • Castrol EP 90


  • Specifications
    • API GL4
    • API GL5


SHIPPING IS FREE* for orders of £60 and over , regardless of the weight of your order.
We've tried to keep all other shipping costs as low as we can.

Carriage starts at just £0.95 (inc VAT) for small items, with our most common courier rate set at £4.99 for orders of 5kg (enough for 5 litres of oil).

  • *Free shipping is available for UK Royal Mail, UPS Access Point™ (click & collect) and standard UK courier services (not express / priority / islands).
  • Courier surcharges mean we are unable to offer free "to the door" courier shipping from us in Cornwall up to Highlands / Grampian in Scotland - and because we send a lot of liquids, not every courier option is available to us. UPS Access Point™ (click & collect) is available as a free shipping option across Scotland, Wales and England, wherever there is a UPS Access Point™ Location.
  • Carriage charges are based on weight - please see our table of carriage costs for full details (although adding an item to your cart and viewing the calculated carriage is often easier!).
  • Priority shipping is also available.

How long will it take to get my order?

We give an estimate of delivery dates as you shop and in your basket. The vast majority of items are held in stock and dispatched from our UK warehouse and we'll do all we can to get your order to you as quickly as possible.

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"Popular semi synthetic 75w-90, good all-rounder and popular in troublesome Subaru's."

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