- This is our ONLINE STORE, not all Products are kept at our showroom location. To view stock in our Tauranga store please contact us with 3 days notice. Products purchased online will be shipped from our warehouse to your address within 3 days of purchase date.
- Any questions? Please call the friendly Bayride team on 07 571 3040.
- No returns on sale items.
Rock Oils GRO Gearbox Racing Oil, is a premium, largely synthetic lubricant designed for all racing and high performance automotive, motorcycle and marine transmission systems.
The thermally sensitive construction of GRO ensures optimum performance in all conditions and has extremely low drag characteristics, whilst retaining outstanding resistance to severe shock loadings that occur under race conditions.
GRO is suitable for all high performance transmission systems where S.A.E 10/40, 20/50, or 30 lubricant is recomended.
Grade SAE EP 75w/90 API - GL4