About this item.....
Guardian Sigma is designed specifically to meet the individual requirements of performance 4 stroke motorcycles, having the highly sought after JASO MA approval is testimony to this. High revving superbike engines produce almost double the horsepower per cc compared to a car engine. Guardian Sigma has been formulated to protect these highly tuned engines with integrated gearboxes, while allowing wet clutches to operate correctly, even under the most severe conditions.
Viscosity rating: 15w50
Approvals: JASO MA
API SJ
ACEA A3
SAE 15w50
Available in 4 litres only Not sure which oil you need for your bike? Ask Us!
Postage information....
Postage price for this item: £ 3.99 (per order not per item)
Please note: This item weighs 4.000 kg.
Orders over 1.2kg and hazardous items (e.g. batteries and oils) are not available to UK Isles (including Isle of Wight), Northern Ireland and Scottish outer areas
(some Scottish postcodes starting AB, IV, KA, KW, FK, HS, PA, PH, ZE).
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Question: I want to put a heavier oil in my bike (2000 Yamaha XV1600 Roadstar) is the Rock Oil Sigma 15w50 suitable for this bike?
Answer: Yes, Rock Oil Sigma 15w50 would be fine for a Yamaha XV1600.
Question: Which oil should I use for a 1998 BMW R1100 RT?
Answer: We would recommend Rock Oil Guardian Sigma 15w50 oil for a 98 BMW R1100RT. You should need about 3.8 litres for an engine oil change.
Question: Which oil would you recommend for a 2007 BMW F650 GS (single cylinder)?
Answer: We would recommend Rock Oil Guardian Sigma 15w50 oil for a 07 BMW F650GS. You should need about 2.3 litres for an engine oil change.
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