Best Gear Pumps In May 2025

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If you are considering to buy the Best Gear Pumps, you should go through this product guide.

To help you in your search, we have completed this list of the Best Gear Pumps.

Top Rated Best Gear Pumps Of 2025

Rank	Product Name	Score
1	GPI Overhaul Kit (for EZ-8), Motor Shaft Key, 2 Gears, and Replacement Seals Buy Now	9.7 Buy Now
2	Slippery Pete - Lower Unit Gear Oil Pump for Standard Quart Bottles, Includes Buy Now	9.5 Buy Now
3	Shoreline Marine Pump Lower Unit Fill Buy Now	9.1 Buy Now
4	Slippery Pete Fluid Pump for Quart Bottles - Transfer Gear Oil, Transmission Buy Now	8.8 Buy Now
5	MERCURY QUICKSILVER 32oz HIGH PERFORMANCE GEAR LUBE & PUMP KIT: FITS MOST OUTBOARDS Buy Now	8.6 Buy Now
6	Quicksilver 8M0072133 Gear Lube Pump - Fits One Quart or One Liter Bottles Buy Now	8.3 Buy Now
7	Slippery Pete Fluid Pump for Gallon Bottles and Wide Mouth Quart Bottles Buy Now	8.1 Buy Now
8	Quicksilver 858064Q01 High Performance SAE 90 Gear Lube for Mercury Outboards and MerCruiser Buy Now	7.8 Buy Now
9	Slippery Pete - Fluid Pump for Quart Bottles - 8cc per Pump Stroke Buy Now	7.5 Buy Now
10	MERCURY Genuine Gear Lube Pump - 8M0072135 Buy Now	7.2 Buy Now

1. GPI Overhaul Kit (for EZ-8), Motor Shaft Key, 2 Gears, and Replacement Seals

• The product is ez8 pump rebuild kit
• Easy and simple use kit
• Brand name: great plains ind
• The product is manufactured in united states

2. Slippery Pete - Lower Unit Gear Oil Pump for Standard Quart Bottles, Includes

• 2 rigid suction tubes reaches to bottom of tall and short gear oil bottles!!
• Pumps 8cc per pump stroke (includes metal 3/8" adapter connected to clear plastic tubing)
• Easy to follow instructions on back of header card
• This gear oil change kit includes 3 adapter sizes. 3/8"(swivel, metal), 8mm and 10mm (metal). take the guess work out of figuring out the size of your motor's gear oil drain plug.
• 100% money back guarantee, 100% packaged and inspected in the usa

3. Shoreline Marine Pump Lower Unit Fill

• Also fits mercury mercruiser and speedmaster gear housings
• Use with 32 ounce (946 ml) gear lube bottle
• Fits any outboard or stern drive with a 3/8 inch (10 mm) 16 drain screw
• For use with 32 ounce gear lube bottles
• Yamaha tohatsu adapter
• Gear lube pump fits all mercury and mariner outboards except those of japanese origin

4. Slippery Pete Fluid Pump for Quart Bottles - Transfer Gear Oil, Transmission

• Fits securely on standard quart containers, which is about a 1" opening (will not fit red line quart containers or wide-mouth quart containers, but slippery pete's fluid pump for gallon bottles will also fit wide mouth quart bottles!!)
• 100% inspected and packaged in the usa and 100% money back guarantee!
• Only quart bottle pump that comes with long and short suction tubes for tall and short quart bottles!!
• 17 long flexible tube for pumping fluids into tight and awkward places. rigid suction tube that reaches to bottom of standard quart containers
• Easy to understand instructions on back of header card

5. MERCURY QUICKSILVER 32oz HIGH PERFORMANCE GEAR LUBE & PUMP KIT: FITS MOST OUTBOARDS

• Gear lube pump
• Mercury quicksilver high performance gear lube 32oz
• Fits 3/8-16 drain screws
• See description for fitting

6. Quicksilver 8M0072133 Gear Lube Pump - Fits One Quart or One Liter Bottles

• Use adapter (included) for gear cases with an m8x1.25 drain plug
• Outboard or stern drive gear lube pump
• Fits any outboard or stern drive with a 3/8"16 drain plug
• Fits all quart and liter bottles

7. Slippery Pete Fluid Pump for Gallon Bottles and Wide Mouth Quart Bottles

• Pumps 1 full ounce (30cc) per pump stroke. pumps an entire quart in 32 strokes!!
• 24" flexible clear fill tube allows you to direct fluid into tight and awkward places.7" suction tube that extends to bottom of gallon container.
• Will also fit agl, toyota atm, amsoil and castrol edge wide mouth quart bottles. use one of the 3 sizes of thread adapters provided to fit wide mouth quart bottles !!!
• 3 different size threads to fit almost any gallon bottle. thread collars interchange easily. (will fit red line gallon bottles)
• 100% inspected and packaged in the usa

8. Quicksilver 858064Q01 High Performance SAE 90 Gear Lube for Mercury Outboards and MerCruiser

• Sae 90 viscosity
• Designed for outboard and sterndrive applications above 75 hp
• Extreme pressure synthetic additives protect gears from metal to metal contact
• Formulated to protect against corrosion and excessive wear
• 32 ounce bottle

9. Slippery Pete - Fluid Pump for Quart Bottles - 8cc per Pump Stroke

• Only quart bottle fluid pump with a 3rd hand adapter to secure fill tube while pumping!
• 8cc per pump stroke! 17 long flexible tube for pumping fluids into tight and awkward places
• 100% inspected and packaged in the usa! 100% money back guarantee!
• Long and short suction tubes for tall and short quart bottles
• Fits standard quart bottles, (will not fit red line quart bottles or wide-mouth quart bottles)

10. MERCURY Genuine Gear Lube Pump - 8M0072135

• New part # 91-8m0072133
• Oem mercury mercuiser precision gear lube quart bottle pump 91802891k 2