10 Best 5w40 full synthetic oil for motorcycles

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Last Updated: 12-2-2025

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Shell Rotella T6 Full Synthetic 5W-40 Motor Oil, 1 Gallon (3 Pack)

Shell Rotella

9.8

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- 7%

Castrol Power1 4T 5W-40 Full Synthetic Motorcycle Oil, 1 Quart, Pack of 6

Castrol

9.6

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Liqui Moly Motorbike 4T Synth 5W-40 Street Race | Full Synthetic Motor Oil | 4 Liter | SKU: 20076

Liqui Moly

9.5

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Best Value

- 8%

LIQUI MOLY Motorbike 4T Synth 5W-40 Street Race | 4 L | Motorcycle Fully synthetic engine oil | SKU: 20076

Liqui Moly

9.2

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- 19%

LIQUI MOLY Molygen New Generation 5W40 | 5 L | Fully synthetic engine oil | SKU: 20232 | 1 Pack

Liqui Moly

9.1

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Valvoline European Vehicle Full Synthetic 5W-40 Motor Oil 5 Quart

Valvoline

8.8

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SXS Engine Full Synthetic 5w40

Maxima

8.6

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Motul Scooter Power 4t Motor Oil - 5w40-1l. 832011

Motul

8.4

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- 15%

Castrol Power 1 Racing 4T Motorcycle Oil - 5W40-1qt. 06113

Castrol

8.2

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Motul 7100 4T 5W40 100% Synthetic Engine Oil 4 Liters (104087)

Motul

8.1

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Shell Rotella T6 Full Synthetic 5W-40 Motor Oil, 1 Gallon (3 Pack)

Castrol Power1 4T 5W-40 Full Synthetic Motorcycle Oil, 1 Quart, Pack of 6

Liqui Moly Motorbike 4T Synth 5W-40 Street Race | Full Synthetic Motor Oil | 4 Liter | SKU: 20076

LIQUI MOLY Motorbike 4T Synth 5W-40 Street Race | 4 L | Motorcycle Fully synthetic engine oil | SKU: 20076

LIQUI MOLY Molygen New Generation 5W40 | 5 L | Fully synthetic engine oil | SKU: 20232 | 1 Pack

Valvoline European Vehicle Full Synthetic 5W-40 Motor Oil 5 Quart

SXS Engine Full Synthetic 5w40

Motul Scooter Power 4t Motor Oil - 5w40-1l. 832011

Castrol Power 1 Racing 4T Motorcycle Oil - 5W40-1qt. 06113

Motul 7100 4T 5W40 100% Synthetic Engine Oil 4 Liters (104087)

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