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10w 40 Motorcycle Oil Comparison - July 2025

5 Best 10w 40 Motorcycle Oil In the UK

1
Best Choice
9.9Exceptional
2
9.7Exceptional
3
9.5Excellent
4
Best Value
9.3Excellent
5
9.2Excellent
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Model

Castrol GTX 10W-40 A3/B4 Engine Oil 5L
Model
Elf Moto 4T Road 10W40 Motorcycle Oil 4 Stroke Engine Oil 4L
Model
Motul 5000 4T 10W-40 HC-Tech 4 litre+1 litre free
Model
Castrol POWER1 4T 10W-40 Motorcycle Oil 1L
Model
Mannol 50420900500 10W-40 SM/CF Classic Engine Oil, 5L Volume

Brand

Castrol
Brand
ELF
Brand
Motul
Brand
Castrol
Brand
MANNOL

Reviews

172 reviews
Reviews
42 reviews
Reviews
66 reviews
Reviews
18,482 reviews
Reviews
2,426 reviews

Tech Specs

item weight

4.39 kg
item weight
2.4 kg
item weight
4.6 kg
item weight
-
item weight
4.53 kg

viscosity

10W 40
viscosity
10W40 sae grade
viscosity
10W-40
viscosity
-
viscosity
10W-40

manufacturer part number

15F8FC
manufacturer part number
213958
manufacturer part number
802.62.04
manufacturer part number
-
manufacturer part number
50420900500

customer reviews

4.8 4.8 out of 5 stars 86 ratings 4.8 out of 5 stars
customer reviews
4.9 4.9 out of 5 stars 21 ratings 4.9 out of 5 stars
customer reviews
4.8 4.8 out of 5 stars 33 ratings 4.8 out of 5 stars
customer reviews
-
customer reviews
4.7 4.7 out of 5 stars 1, 213 ratings 4.7 out of 5 stars

model

GTX
model
4 Stroke Engine Oil
model
Motul 5000 4T 10W-40 HC-Tech 4 litre+1 litre free
model
-
model
ACMNCL10W405L

Available On

Available On
Available On
Available On
Available On

Our Top 3 Picks

Here are the top 3 recommended products with more information to help you find the right product for you
  • 9.9
    1
    Castrol
    30% Off

    Castrol GTX 10W-40 A3/B4 Engine Oil 5L

    Main highlights
    • Suitable for API SP, Meets - Fiat 9.55535-D2, MB-Approval 229.3, VW 501 01/ 505 00
    • Specifications: ACEA A3/B4 API SP Meets Fiat 9.55535-D2 / 9.55535-G2 MB-Approval 226.5/ 229.3 Renault RN 0700 / RN 0710 VW 501 01/ 505 00
  • 9.7
    2
    ELF

    Elf Moto 4T Road 10W40 Motorcycle Oil 4 Stroke Engine Oil 4L

    Main highlights
    • Specifications: API SN, JASO MA2
    • Reduces piston ring groove fouling for optimum sealing during combustion
    • Preventing clutch slippage and premature disk wear
    • Elf Motorcycle engine oil ensures easy cold start-ups, fast oil pressure rises and low friction between moving engine components
    • ELF MOTO 4 ROAD 10W-40 is synthetic based 4-stroke motorcycle engine oil for modern high-performance sports bikes
  • 9.5
    3
    Motul 5000 4T 10W-40 HC-Tech 4 litre+1 litre free
    Motul

    Motul 5000 4T 10W-40 HC-Tech 4 litre+1 litre free

    Main highlights
    • Motul 5000 4T 10W-40
    • 4T Semi Synthetic
    • 1 litre free

Our ranking system

The TopChoice.co.uk Team selects top-of-the-line items from a wide selection and conducts rigorous evaluations on almost all the products available on the internet. We rank each product based on how well it matches our criteria.We can ensure that the product is well-tested with the help of our expertise, experts, and artificial intelligence technology. TopChoice.co.uk requires consistent care for the products we review, ensuring that our assessments are always accurate and up to date.

Features

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Consumer Reviews

We ensure an evaluation of the ratings using references all over the internet for each product. With the help of our AI technology and professional review teams, we give weight to the worth of individual user experiences.
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Popularity

Popularity is an important criterion in choosing a product. Several factors contribute to the popularity of the products on our site, including prestige, relevance, reputation, news, and more.
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Value for money

TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.

When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.