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🛥️ Keep your marine engine running smooth — because your boat deserves the best!
STAR BRITE Star Tron High Viscosity 80W90 Lower Unit Gear Lube is a premium marine lubricant designed to protect outboard motors and stern drives. Formulated with anti-wear additives and rust inhibitors, it meets rigorous industry standards (MIL-PSF-2105E, API MT-1, API GL-5) and is compatible with leading brands like Mercury, Yamaha, Suzuki, and Volvo. This 32 oz liquid ensures superior gear protection, extends equipment life, and maintains manufacturer warranties, making it the go-to choice for professional-grade marine maintenance.





















| ASIN | B000RZNK5K |
| Best Sellers Rank | #6,563 in Automotive ( See Top 100 in Automotive ) #15 in Gear Oils |
| Brand Name | STAR BRITE |
| Container Type | Bottle |
| Customer Reviews | 4.6 4.6 out of 5 stars (186) |
| Global Trade Identification Number | 00071247270327 |
| Item Form | Liquid |
| Item Weight | 0.91 kg |
| Liquid Volume | 32 fluid ounces |
| Manufacturer | Star brite |
| Material | Gear Lube |
| Model Number | 027032 |
| Number of Items | 1 |
| Part Number | 027032 |
| Recommended Uses For Product | Lube |
| Specific Uses For Product | Lower units of all outboard motors and stern drives |
| UPC | 071247270327 |
| Unit Count | 32 Fluid Ounces |
| Upper Temperature Rating | 275 °F |
| Viscosity | 80W90 |
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