For an auxiliary trolling installation, the Mercury 15EXLHPT is a 15 HP ProKicker with a 25-inch shaft, tiller steering, and power trim. Mercury identifies 15 HP ProKicker models for heavy, fully loaded fiberglass and aluminum fishing boats approximately 20 to 30 feet long, provided the kicker mounting point and vessel rigging require the extra-long shaft.

Mercury directs buyers to measure transom height at the kicker mounting location, not the centerline, and position the anti-ventilation plate no more than one inch below the hull bottom. Boat speed during trolling varies with hull resistance, load, current, propeller, trim, engine height, and throttle. Confirm kicker-bracket capacity, tiller clearance, fuel routing, battery system, and steering arrangement before installation.

Key Features of Mercury 15EXLHPT

- The 25-inch ProKicker shaft supports auxiliary installations when the kicker mounting location requires extra-long engine reach.
- Tiller steering requires adequate access for operator control and compatibility with the boat’s kicker-steering arrangement.
- Power trim provides engine-angle adjustment requiring matched electrical rigging and vessel-mounted control compatibility.
- A 15 HP ProKicker is identified for heavily loaded fishing boats approximately 20 to 30 feet long.
- Mercury instructs measurement at the kicker location to confirm anti-ventilation plate position relative to the hull bottom.

Why Choose Mercury 15EXLHPT

Choose this ProKicker model when a heavy 20 to 30 foot fishing boat requires auxiliary trolling propulsion from a 25-inch shaft at its kicker mounting location. The boat’s overall length is only one consideration. Confirm transom measurement, kicker-bracket capacity, tiller clearance, steering linkage, fuel supply, battery support, and normal load before selecting this extra-long-shaft configuration.

- Matches qualifying 20 to 30 foot fishing boats requiring extra-long kicker-shaft reach.
- Requires mounting-location measurement, bracket capacity, tiller clearance, and steering review before installation.
- Explains trolling speed through hull resistance, load, current, propeller, trim, and throttle.

Warranty, Support and Maintenance

For eligible Mercury ProKicker FourStroke outboards used for pleasure purposes in the United States, Mercury lists a 3-Year Limited Warranty and 3-Year Corrosion Warranty. Commercial use receives a 1-Year Limited Warranty without corrosion coverage. Eligibility depends on current Mercury terms, registration, and actual use classification. Follow the applicable Operation, Maintenance and Warranty manual for scheduled service, corrosion-prevention measures, gearcase checks, kicker-bracket inspection, and maintenance records. Mulmotor provides product-information support before purchase and assistance with order-related questions.