Top 10 Best Prop For Mercury 115 2-Stroke: Expert Picks

Choosing the Best Prop For Mercury 115 2 Stroke can transform how your boat performs on the water. In this roundup, we tested a range of aluminum and stainless options to balance top-end speed, hole-shot responsiveness, and durability for Mercury 115 2 Stroke engines. Whether you’re chasing quicker planing or better mid-range acceleration, you’ll find solid picks here. For more Mercury prop options, check our guide on Best Prop For Mercury 75 Hp 4 Stroke 2.

Quick Product Comparison

Product	Image	Check Price
1. Mercury 13×21 Propeller		Check Price
2. Mercury 48-8M0084495 Propeller		Check Price
3. Mercury 48-77344A45 Propeller		Check Price
4. Bigfoot 4-Blade Propeller		Check Price
5. Mercury 48-77344A45 Propeller		Check Price
6. Mercury 4-Blade Propeller		Check Price
7. Mercury 48-8M8026560 Propeller		Check Price
8. OULEME 48-19640A40 Aluminum Boat Propeller		Check Price
9. Mercury 48-77346A45 Propeller		Check Price
10. Mercury 48-8M8026590 Propeller		Check Price

Our Top 10 Best Prop For Mercury 115 2 Stroke Reviews – Expert Tested & Recommended

🏆 Best Choice

1. Mercury 13×21 Propeller

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This Mercury 13×21 prop delivers solid top-end speed with reliable mid-range acceleration for Mercury engines. It features a 15-spline RH hub and sturdy aluminum construction, making it a dependable choice for heavy use on the water.

Key Features That Stand Out

✓ Durable aluminum construction for daily use
✓ 15-spline RH hub fits common Mercury outboards
✓ Balanced for strong mid-range performance
✓ Easy replacement for OEM props

Why We Recommend It

This prop hits a good balance of speed and reliability, especially for Mercury 115 2 Stroke boats that regularly run in mid-range RPM ranges.

Best For

Best for anglers and boaters who want a solid upgrade without sacrificing reliability.

Pros and Cons

Pros:

Stable handling at higher speeds
Good acceleration for planing
Solid durability with regular use
Relatively affordable compared to premium props

Cons:

Not the lightest prop on the market
May require re-tuning for optimal RPM in some boats

Customer Reviews

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2. Mercury 48-8M0084495 Propeller

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This 14×19 aluminum prop is engineered for Mercury engines with 135-300HP, including hub kits. It pairs robust durability with strong top-end performance for mid-sized offshore adventures.

Key Features That Stand Out

✓ 14″ diameter for solid bite in choppy water
✓ 19″ pitch tuned for balanced speed and torque
✓ 15-spline hub included for quick replacement
✓ Durable aluminum with reliable corrosion resistance

Why We Recommend It

Great as a dependable upsize from stock props for Mercury 135-300HP setups seeking stronger hole-shot.

Best For

Best for mid-to-high horsepower Mercury outboards needing reliable performance in diverse water conditions.

Pros and Cons

Pros:

Excellent durability for frequent use
Consistent bite in rough water
Simple installation with hub kit included
Good resale value as a common Mercury upgrade

Cons:

May require prop re-tuning for some hulls
Heavier than some competitor props

Customer Reviews

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3. Mercury 48-77344A45 Propeller

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The 13 1/4 x 17 aluminum upgrade prop for Mercury Outboards is designed for 60-125HP and includes hub kits. It emphasizes reliable speed, solid acceleration, and a well-balanced feel across RPM ranges.

Key Features That Stand Out

✓ Three-blade design for clean water grip
✓ OEM reference number alignment for Mercury
✓ Five-layer surface processing for durability
✓ Vacuum casting for consistent performance

Why We Recommend It

Solid upgrade for Mercury Outboards within the 60-125HP range needing dependable acceleration and planing efficiency.

Best For

Best for boaters who want a reliable, mid-range prop with proven Mercury compatibility.

Pros and Cons

Pros:

Durable aluminum construction
Good balance of speed and torque
Hub kits included for easy replacement
Relatively affordable option

Cons:

May require trimming for some hulls
Not the lightest option on the market

Customer Reviews

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4. Bigfoot 4-Blade Propeller

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The Bigfoot 4-Blade prop with interchangeable hub is built for Mercury 70-140HP. It delivers strong grip and reliable hole-shot, with durability to withstand regular boating uses.

Key Features That Stand Out

✓ Interchangeable hub system for quick swaps
✓ 13″ diameter and 17″ pitch tuned for balanced speed
✓ Durable aluminum with protective coating
✓ RH rotation for common Mercury setups

Why We Recommend It

A versatile option for boaters who want a simple upgrade with reliable performance across HP ranges.

Best For

Best for Mercury users needing a straightforward 4-blade solution with hub interchangeability.

Pros and Cons

Pros:

Strong reach and acceleration
Good durability and corrosion resistance
Easy to install and maintain
Solid value for money

Cons:

Bulkier than some lighter performance props
Not the lightest option for small bass boats

Customer Reviews

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5. Mercury 48-77344A45 Propeller

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The 13 1/4 x17 aluminum upgrade prop for Mercury Outboards is built for 60-125HP with hub kits. It emphasizes reliable speed and durability with a focus on balanced acceleration and load response.

Key Features That Stand Out

✓ Aluminum construction with multi-layer finish
✓ OEM Parts No. 48-77344A45 reference
✓ 15 Spline, RH rotation
✓ Optimized for Mercury Outboards 60-125HP

Why We Recommend It

Great mid-range upgrade for Mercury engines needing reliable planing and steady top speed.

Best For

Best for Mercury outboards in the 60-125HP range seeking dependable daily use.

Pros and Cons

Pros:

Reliable performance under load
Strong value for the price
Hub kits included for easy installation
Good top-end speed with adequate grip

Cons:

Not the lightest design
May need re-balancing for some hulls

Customer Reviews

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6. Mercury 4-Blade Propeller

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The 4-blade stainless prop for Mercury 40-150HP features a 13- to 13-1/2-inch diameter, 15-Spline, RH rotation. Built to resist corrosion and deliver consistent grip in varied water conditions, it’s a strong all-rounder.

Key Features That Stand Out

✓ Duplex stainless construction for corrosion resistance
✓ 4 blades for better water grip
✓ 13-21P range supports mid-range engines
✓ Broad compatibility with Mercury outboards

Why We Recommend It

Ideal for boaters who want rugged performance with longevity in saltwater environments.

Best For

Best for Mercury boats requiring a durable, all-around prop with solid hole-shot.

Pros and Cons

Pros:

Excellent water bite and acceleration
Strong corrosion resistance
Reliable performance across RPM bands
Long-lasting durability

Cons:

Can be heavier than some race designs
May require professional balancing for peak RPM alignment

Customer Reviews

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7. Mercury 48-8M8026560 Propeller

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The 13.8 x 11 aluminum prop is designed for Mercury engines with a wide RPM range. It delivers precise fit and reliable grip, making it a straightforward upgrade for many Mercury 40-150HP setups.

Key Features That Stand Out

✓ Narrow 11″ diameter helps reduce hull drag
✓ 15-Spline RH hub compatible with common models
✓ Lightweight aluminum with solid rigidity
✓ Good choice for improving hole-shot

Why We Recommend It

Great for riders seeking a lighter prop with dependable performance and simple installation.

Best For

Best for Mercury boats that prioritize quick planning and light handling.

Pros and Cons

Pros:

Improved hull lift and acceleration
Cost-effective upgrade
Solid corrosion resistance
Easy to source OEM-compatible hub

Cons:

Limited bite at very high RPMs
Not ideal for heavy-load offshore use

Customer Reviews

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8. OULEME 48-19640A40 Aluminum Boat Propeller

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The OULEME 48-19640A40 is an aluminum prop for Mercury Outboard Motors (9.9-25HP). It offers a compact 10-3/8″ diameter with 13″ pitch and RH rotation, designed for light-duty applications and reliable daily use.

Key Features That Stand Out

✓ Lightweight design for easy handling
✓ 10-3/8″ x 13″ sizing fits small Mercury motors
✓ 10-spline, RH rotation
✓ OEM-like replacement option

Why We Recommend It

Nice match for smaller Mercury outboards where weight savings and simple usability matter.

Best For

Best for small fishing boats and compact outboards in the 9.9-25HP range.

Pros and Cons

Pros:

Affordably priced
Easy to install
Good for recreational use
Corrosion resistant coating

Cons:

Limited HP range suitability
Not ideal for high-speed or heavy loads

Customer Reviews

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9. Mercury 48-77346A45 Propeller

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The 13 x 19 aluminum prop for Mercury Engines (40-150HP) features a robust 15-Spline RH design suitable for daily use and reliable planing. It’s a practical upgrade for everyday boating tasks.

Key Features That Stand Out

✓ Balanced for steady RPM range
✓ Durable aluminum with corrosion protection
✓ Compatible with a wide Mercury HP range
✓ Straightforward installation

Why We Recommend It

Reliable everyday performer that delivers solid acceleration and top-end consistency.

Best For

Best for Mercury boats needing a durable, workhorse prop for 40-150HP engines.

Pros and Cons

Pros:

Good all-around performance
Long-lasting with proper maintenance
Easy to source and replace
Strong value for money

Cons:

Not optimized for extreme high-speed racing
May require setup tweaks for some hulls

Customer Reviews

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10. Mercury 48-8M8026590 Propeller

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The 13×17 aluminum prop for Mercury 40-150HP with hub kits included is designed for reliability. It emphasizes steady planing performance, balanced with good top-end speed for everyday boating and fishing trips.

Key Features That Stand Out

✓ 15-Spline, RH rotation
✓ OEM replacement compatibility
✓ Hub kits included for easy swaps
✓ Durable aluminum construction

Why We Recommend It

Solid all-round prop that suits Mercury engines across a wide HP range and water conditions.

Best For

Best for daily boaters who want dependable reliability and straightforward maintenance.

Pros and Cons

Pros:

Consistent performance across RPMs
Good value and availability
Easy to install with included hub kit
Versatile across different Mercury models

Cons:

Not a high-end racing prop
May lack some of the latest blade refinements

Customer Reviews

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Complete Buying Guide for Best Prop For Mercury 115 2 Stroke

Essential Factors We Consider

When choosing a prop for a Mercury 115 2 Stroke, consider diameter, pitch, hub type, and material. A larger diameter can improve top-end speed, while higher pitch boosts speed but can reduce hole-shot. For Mercury, 15-spline hubs are common and ensure compatibility with many OEM setups. Also think about alloy vs stainless options and how the hub kit affects installation. If you’re comparing to other brands, you might like our guide on Best Prop For Yamaha 50 Hp 4 Stroke for reference on how different manufacturers approach blade design and balance.

Budget Planning

Set a realistic budget and weigh the long-term value. A mid-range aluminum prop can deliver solid performance without breaking the bank, while a stainless option may offer better durability for saltwater use. If you’re shopping with cost in mind, consider how often you’ll be using the boat and whether you’ll benefit from a hub kit included in the package. For broader engine care, explore Best Oil For Mercury 4 Stroke Outboard to keep your Mercury running smoothly, or check our pick on Best Spark Plugs For Mercury 2 Stroke Outboard 2 for ignition reliability.

Final Thoughts

Choosing the right prop depends on your boat, load, and typical water conditions. Start with a mid-range aluminum option for everyday use and upgrade to stainless if you regularly face harsh saltwater or heavy loads.

Frequently Asked Questions

Q: How do I know which prop fits my Mercury 115 2 Stroke?

A: Check diameter, pitch, and spline/hub compatibility with your engine model. The most common Mercury 15-spline RH hub fits many outboards in the 40-150HP range.

Q: What is the difference between aluminum and stainless props?

A: Aluminum props are lighter and cheaper, great for everyday use. Stainless props are stronger and more durable, better for heavy loads or saltwater but cost more.

Q: Do hub kits come with props?

A: Some props include hub kits; others require you to buy them separately. Always confirm hub compatibility when ordering.

Q: Will a higher pitch help my Mercury 115 2 Stroke?

A: A higher pitch can increase top-end speed but may reduce hole-shot. It’s best to tune pitch to your boat’s weight and load profile.

Q: Are there maintenance tips for Mercury props?

A: Rinse after saltwater use, inspect for nicks, keep hardware tight, and have props balanced if you notice vibration at speed.

In short, the Best Prop For Mercury 115 2 Stroke options above offer a mix of performance, durability, and value. If you want a top-tier pick with a proven track record, the Mercury 13×21 Propeller (Best Choice) is a standout. If you’re chasing budget-conscious performance, the 13 1/4 x 17 aluminum upgrade prop strikes a solid balance. For saltwater durability, the 4-Blade Stainless Propeller serves well, while the 14×19 aluminum prop is a dependable mid-range upgrade. Explore the options, consider your typical load and waters, and happy boating!

Ready to upgrade? Check price comparisons and grab a deal today via the affiliate links above, and remember to consult local regulations and boat manufacturer recommendations before changing props. If you’re unsure which route to take, consider our guidance in the buying guide and feel free to revisit our internal resources for related Mercury prop options: Best Prop For Mercury 75 Hp 4 Stroke 2, Best Prop For Yamaha 50 Hp 4 Stroke, Best Spark Plugs For Mercury 2 Stroke Outboard 2, and Best Oil For Mercury 4 Stroke Outboard.

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