Gear Lube Hi-Performance Synthetic Blend Quart | Sierra 18-9650-2
Gear Lube Hi-Performance Synthetic Blend Quart | Sierra 18-9650-2
Sierra
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Gear Lube Hi-Performance Synthetic Blend Quart | Sierra 18-9650-2
Sierra 32 oz. Hi-Performance Synthetic Blend Gear Lube | 18-9650-2
Sierra's synthetic blend lower unit gearcase lube is a GL-5 rated marine lubricant designed to protect high performance outboards & I/O's.
- Sierra synthetic blend lube
- Engineered to protect gears, bearings, and internal gearcase components of outboards and stern drives under high load operating conditions
- Formulated to surpass the performance of OEM high performance lubricants
- 1 quart bottle
- 80W-90 weight
- GL-5 rated
- Blue-green color
- Replaces Mercury Quicksilver Hi-Performance Blend lubricant, OMC Ultra-HPF Blend lubricant, and Yamaha Yamalube LUB-GEARL-11-00 lubricant
- Optional gear lube pump P/N 18-9781 – sold separately
- Replaces Mercury 92-858064K01 | Replaces OMC/Johnson/Evinrude 778755 | Replaces Bel-Ray 99740-BT1 | Replaces Mallory 9-82501
! Compatibility references are provided for informational purposes only and do not constitute a fitment guarantee. Part numbers, application listings, and "replaces" cross-references are based on manufacturer data and are intended as a starting point for identification — not a guarantee of fit for your specific engine, hull, or installation.
Buyer is solely responsible for verifying compatibility with their engine model, serial number, model year, and trim configuration before purchase. If you are unsure whether this part fits your application, contact MacombMarineParts.com before you buy — we're available via text, email, or online chat to help verify compatibility for your specific application.
MacombMarineParts.com is not liable for parts ordered based on assumed fitment. Returns due to buyer-selected incorrect fitment are subject to our standard return and restocking fee policies.