Mercury XL Lower Unit | 25" Shaft | 2.0:1 Gear Ratio | Fits 1976–2015 Mercury 2.0L 135HP, 150HP, 175HP & 200HP Outboards | 1-Year Warranty

Product Overview

Restore the performance and reliability of your Mercury outboard with this genuine Mercury XL Lower Unit, designed for select 1976–2015 Mercury 2.0L 135HP, 150HP, 175HP, and 200HP outboard engines. Featuring a 25-inch extra-long (XL) shaft and 2.0:1 gear ratio, this professionally serviced lower unit delivers smooth shifting, dependable power transfer, and long-lasting durability. Every lower unit is completely disassembled, carefully inspected, fully resealed, and pressure tested before shipment. A new water pump impeller is installed during servicing, while all internal components are inspected under magnification. OEM gears are retained whenever they meet Mercury factory specifications, ensuring reliable performance and extended service life. The housing has been professionally stripped and primed, making it ready for paint or installation. Backed by a 1-Year Warranty, this lower unit is an excellent replacement for damaged or worn gearcases.

---

Key Features

• Genuine OEM Mercury XL Lower Unit
• Fits Mercury 2.0L 135HP, 150HP, 175HP & 200HP Outboards
• 25-Inch Extra-Long (XL) Shaft
• 2.0:1 Gear Ratio
• Professionally Inspected
• Fully Resealed
• Pressure Tested
• New Water Pump Impeller Installed
• Internal Components Inspected Under Magnification
• OEM Gears Retained When Within Specification
• Housing Professionally Stripped and Primed
• Ready for Paint or Installation
• 1-Year Warranty Included

---

Technical Specifications

Specification	Details
Brand	Mercury
Product Type	Lower Unit
Condition	Professionally Serviced
Engine Compatibility	Mercury 2.0L V6
Gear Ratio	2.0:1
Shaft Length	25 Inches (XL)
Horsepower	135 HP / 150 HP / 175 HP / 200 HP
Model Years	1976–2015
Driveshaft Length	26-5/8 Inches
Driveshaft Splines	8
Prop Shaft Splines	15

Driveshaft length is measured from the top of the water pump to the top of the driveshaft.

---

Compatible Applications

Designed for select Mercury outboard engines including: Model Years

• 1976–2015

Horsepower

• 135 HP
• 150 HP
• 175 HP
• 200 HP

Engine Family

• Mercury 2.0L V6

Shaft Length

• 25-Inch Extra-Long (XL)

Gear Ratio

• 2.0:1

Important: Always verify your engine's model number, serial number, shaft length, gear ratio, and OEM part number before purchasing. If you need assistance confirming compatibility, our team is happy to help.

---

Condition

This lower unit has been professionally serviced and thoroughly inspected before being offered for sale. Service and inspection include:

• Complete disassembly and inspection
• Internal components inspected under magnification
• Fully resealed
• Pressure tested to ensure leak-free performance
• New water pump impeller installed
• OEM gears retained when they meet factory specifications
• Housing professionally stripped and primed
• Ready for paint or installation

Please Note: Gear oil is not included and must be added before operating the lower unit.

---

What's Included

Your purchase includes:

• Mercury XL 25-Inch Lower Unit Assembly
• New Water Pump Impeller
• Professionally Resealed and Pressure-Tested Gearcase

Only the components shown in the product photos are included.

---

Shipping Information

Every lower unit is securely packaged to protect it during shipping. We offer fast shipping throughout the United States, with international shipping available upon request. For an accurate shipping quote, please provide:

• Country
• ZIP or Postal Code
• Commercial or Residential Address
• Whether liftgate service is required

---

Warranty

This Mercury XL Lower Unit is backed by a 1-Year Warranty. If the lower unit experiences a covered failure during normal operation within the warranty period, EZ Boats Marine will repair, replace, or refund the item if a replacement is unavailable, in accordance with our warranty policy.

---

Why Buy from EZ Boats Marine?

• Genuine OEM Mercury Marine Parts
• Professionally Serviced Lower Units
• Fully Resealed and Pressure Tested
• New Water Pump Impeller Installed
• OEM Internal Components
• Housing Professionally Stripped and Primed
• 1-Year Warranty Included
• Secure Packaging
• Fast Nationwide and International Shipping
• Experienced Marine Customer Support

EZ Boats Marine is committed to supplying premium OEM marine components backed by dependable service, expert support, and reliable performance.

---

Frequently Asked Questions

Which Mercury outboards does this lower unit fit?

This lower unit fits select 1976–2015 Mercury 2.0L V6 135HP, 150HP, 175HP, and 200HP outboards equipped with a 25-inch XL shaft and 2.0:1 gear ratio. Always verify your engine's model number, serial number, shaft length, and OEM specifications before ordering.

Has this lower unit been professionally serviced?

Yes. It has been completely disassembled, inspected, fully resealed, pressure tested, and fitted with a new water pump impeller before being offered for sale.

Is the housing painted?

No. The housing has been professionally stripped and primed, allowing you to apply your preferred finish before installation if desired.

Is gear oil included?

No. Gear lubricant is not included and must be added before operating the lower unit.

Does this lower unit include a warranty?

Yes. This Mercury XL Lower Unit is backed by a 1-Year Warranty, providing added confidence and peace of mind with your purchase.