Castrol Power 1 Ultimate 4T 10W-40 Engineered for outstanding performance Suitable for modern high performance 4-stroke motorcycles 50% better wear protection vs industry limits Enables smooth clutch engagement Keeps the engine cool over an extreme 12,000 kms test Maintains engine power over 48,000 kms Formerly known as Castrol Power 1 Racing, Power 1...
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Last checked12 Jun 2026
CategoryMotorcycle Accessories
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Castrol Power 1 Ultimate 4T 10W-40 Engineered for outstanding performance Suitable for modern high performance 4-stroke motorcycles 50% better wear protection vs industry limits Enables smooth clutch engagement Keeps the engine cool over an extreme 12,000 kms test Maintains engine power over 48,000 kms Formerly known as Castrol Power 1 Racing, Power 1 Ultimate's 5-in-1 formula is engineered to give your bike outstanding performance with 5 ultimate benefits. Castrol Power 1 Ultimate is also suitable for modern high performance 4-stroke motorbikes to which it offers outstanding performance and protection. Excellent Acceleration Castol Power 1 Ultimate is proven to accelerate ahead of a competitor's market general oil for bikes. Excellent Protection Castrol Power 1 Ultimate provides 50% bette
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Standard option£36.08
Rider Feedback
Rider verdict
★★★★★5.077 reviews
Customers consistently praise Castrol oil for its quality, reliability, and excellent pricing. Many have switched from other brands citing cost-effectiveness as a primary motivator without compromising performance. Customers appreciate its contribution to smoother gear changes and engine protection, even over significant mileage. The blend offers both performance and economic advantages, with several noting it feels high-performance despite the packaging updates. Castrol's long-standing reputation continues to inspire trust among these discerning users, ensuring repeated purchases.
Castrol is the world leading manufacturer, distributor and marketer of premium lubricating oils, greases and related services to automotive, industrial, marine, aviation, oil exploration and production customers across the world. Castrol offers lubricants for virtually all domestic, commercial and industrial applications. With their 13 R&D centres globally, they develop and test hundreds of new products every year.
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