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: Gem Lawnmower Oil SAE 30 bottle, 1 litre

Available Pack Sizes

Looking for a custom pack size? Get in touch with Gem and we’ll be happy to help.

Lawnmower Oil SAE 30

A mineral monograde engine oil for four-stroke petrol lawnmowers, garden tractors, and ride-on mowers. SAE 30 is the standard viscosity grade specified by most garden engine manufacturers for use during the spring and summer mowing season in Ireland. Not a multigrade – use only where SAE 30 is specified by your engine manufacturer.
Viscosity:

SAE 30

Base Oil:

Mineral

Engine Type:
Four-Stroke Petrol
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Product Description

Gem SAE 30 Lawnmower Oil is a mineral monograde engine oil for four-stroke petrol lawnmowers, ride-on mowers and garden machinery requiring an SAE 30 viscosity grade.

Widely used during the main mowing season, SAE 30 remains a common choice for many air-cooled garden equipment engines operating in landscaping, grounds maintenance and agricultural environments.

Its monograde formulation makes it suitable for seasonal use in equipment operating under normal working conditions.

Applications

Rotary & Cylinder Lawnmowers

Suitable for four-stroke rotary and cylinder lawnmowers used in landscaping, grounds maintenance and general grass-cutting applications where SAE 30 engine oil is required.

Ride-On Mowers & Garden Tractors

Used in a wide range of ride-on mowers and garden tractors operating on estates, farms, parks and managed grounds throughout the mowing season.

Garden Equipment & Cultivators

Suitable for selected four-stroke garden machinery, including cultivators, tillers, log splitters and other equipment requiring an SAE 30 monograde engine oil.

Commercial Grounds Maintenance

Used by grounds maintenance contractors, local authorities, sports facilities and estate management teams operating fleets of four-stroke mowing equipment.

Always check the required product type, grade, specification and compatibility against the vehicle or equipment manufacturer’s recommendations before use.

Common Questions

SAE 30 is commonly used in four-stroke petrol lawnmowers, ride-on mowers, garden tractors and other outdoor power equipment where this viscosity grade is specified by the manufacturer. It is typically found in air-cooled engines operating during the main mowing season. Always refer to the equipment handbook to confirm the recommended oil grade for your application.

Yes, many ride-on mowers and garden tractors use SAE 30 engine oil, particularly during warmer operating conditions. However, oil recommendations can vary depending on the engine manufacturer, operating environment and machine model. The manufacturer’s manual should always be consulted before selecting an engine oil.

SAE 30 is a monograde engine oil, while 10W-30 is a multigrade oil designed to perform across a wider temperature range. Both grades are commonly used in outdoor power equipment, but suitability depends on the engine manufacturer’s specification and the expected operating conditions. Always use the grade recommended for your equipment.

No. While SAE 30 is widely specified for many four-stroke garden machines, not every engine is designed to use this grade. Some manufacturers recommend multigrade oils such as 10W-30 or alternative viscosities depending on the application and operating environment. Always consult the equipment manufacturer’s recommendations before use.

Product Document
Download Safety data sheets

Technical Data Sheets Available on Request – Get in touch.

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