My Account
Shopping Cart

Sierra 18-15061 Outboard Starter Motor for Honda BF75-BF90

Manufacturer

Sierra

<p>For nearly six decades, Sierra has established itself as one of the marine industry's most trusted names in aftermarket engine and drive parts. Founded as a specialized marine parts manufacturer, Sierra has grown into a comprehensive supplier of replacement components, instrumentation, and accessories for both recreational and commercial boating applications. Operating from their 300,000-square-foot distribution center in Litchfield, Illinois, Sierra serves boat owners and marine technicians worldwide with an extensive catalog of parts engineered specifically for the harsh saltwater environment.</p><h3>Marine Engine Excellence</h3><p>Sierra's reputation was built on delivering precision-engineered internal engine components and drive system parts that meet or exceed OEM specifications. Their <a href="/7570-sierra-engine-gasket-set-5404">engine gasket sets</a> provide critical sealing solutions for inboard and outboard motors, while their <a href="/7570-sierra-engine-complete-assembly-15341">engine complete assemblies</a> offer comprehensive replacement options for major overhauls. Each component undergoes rigorous testing to ensure reliability in demanding marine conditions, from corrosion resistance to temperature cycling performance.</p><h3>Instrumentation and Monitoring Systems</h3><p>Accurate instrumentation is essential for boat operators to monitor engine health and prevent costly breakdowns on the water. Sierra's comprehensive line of <a href="/7570-sierra-gauges-200483">gauges</a> includes everything from fuel pressure and temperature indicators to voltmeters and trim gauges, all designed with marine-grade materials that withstand vibration, moisture, and UV exposure. Their <a href="/7570-sierra-tachometer-gauge-1488">tachometer gauges</a> deliver precise RPM readings critical for optimizing engine performance and fuel efficiency. Supporting these instruments, Sierra's <a href="/7570-sierra-gauge-resistor-47908">gauge resistors</a> ensure proper signal conditioning and accurate readings across various sensor types and engine configurations.</p><h3>Expanded Product Portfolio</h3><p>In 2022, Sierra significantly broadened its scope beyond traditional marine engine parts to encompass a wider range of boating accessories and even outdoor power equipment components. This strategic expansion brought established marine brands like Shields and Moeller under the Sierra umbrella, creating a one-stop resource for marine maintenance and replacement parts. The company now offers fuel systems, electrical components, battery charging solutions, and NMEA electronics alongside their traditional engine parts lineup.</p><h3>Quality Backed by Industry-Leading Warranties</h3><p>What sets Sierra apart in the crowded aftermarket marine parts market is their commitment to standing behind every component they manufacture. Their warranty coverage extends beyond simple part replacement—it includes shop labor, haul-out fees, towing charges, and related incidental costs should a warrantied part fail. This comprehensive protection reflects the company's confidence in their manufacturing processes and quality control standards. For boat owners facing repairs far from shore or mechanics working on customer vessels, this peace of mind is invaluable. Whether you're maintaining an outboard motor, rebuilding an inboard engine, or upgrading your boat's instrumentation, Sierra's decades of marine industry experience and commitment to quality make them a reliable choice for keeping your vessel running at peak performance.</p>

Part Number

18-15061
07/11/2036 1:54 AM
Sale Price

$266.68

2 left at this price

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Sierra 18-15061 is a direct-replacement outboard starter motor engineered to replace the Honda OEM part number 31200-ZW1-004 on Honda BF75 and BF90 four-stroke outboard engines (1997–2006). Manufactured by Sierra — a trusted name in marine replacement parts — this starter is designed to meet or exceed original equipment specifications for reliable cranking performance on the water.

This is a permanent magnet gear reduction (PMGR) starter motor operating at 12 volts with a 1.2 kW output. The drive gear features a 13-tooth pinion with clockwise rotation, and the gear outer diameter measures 39.7 mm (1.563 in). Both mounting ears use 11.4 mm ID unthreaded hardware mounts, and the drive housing includes one M5-0.8 threaded hole.

Key Features:

  • 12V permanent magnet gear reduction (PMGR) starter
  • 1.2 kW output power
  • 13-tooth drive gear with clockwise rotation
  • Gear OD: 39.7 mm / 1.563 in
  • Dual 11.4 mm ID unthreaded mounting ears
  • Direct OEM-replacement fit — no modifications required

Cross-Reference Part Numbers:

  • Honda OEM: 31200-ZW1-004, 31200-ZW1A-0040, 31200-ZW5-003, 31200-ZW5-0030, 31200-ZW5A-0032
  • Mallory: 9-15061
  • Mitsubishi: M0T65081, M0T60381, M000T65081, M000T60381
  • ARCO Marine: 3447

Sierra's 18-15061 starter motor provides a cost-effective, high-quality alternative to OEM Honda parts, giving boaters confidence in a quality marine-grade component built for the demands of saltwater and freshwater environments.

Fast and easy to get the part I wanted. The lights look incredible and were incredibly easy to install.

cheapest prices around

very easy to use - good products

Awsome item! Will order with you guys next time for sure!

Nice quality

It was a pleasure to buy my header here thank u.

had what I needed - I'll see how everything turns out

I placed my order with ease. The product was delivered free of charge within a week. I am very pleased with all the services provided to make my purchase and delivery easy and expeditious.

excellent

First of all, I can not believe how fast I recieved my order, 2 DAYS! Best of all, the instructions made it easy for a non mechanic like me to install.

Seemed to work great just gotta wait and see when they get here.

Very quick and simple

I wAS not able to select Paypal (?) although it was offered. At least I Didn't see the option to get around entering a card. I think I know what the EZ drain is but it wasn't specifically described to the average novice.

Great quality and and I received very quickly.

Easy

Hard to find part in stock I hope

Easy ordering with Amazon.

Ordering is quick and easy and product was just as described

Web site has a lot of items without much description.

Very easy to use.

I ordered the Edge Evolution CS for my 2008 F150 and it has brought my truck to life. Setup was simple and I could immediately feel the difference in the acceleration and transmission shifting. I would definitely recommend this product.<br>Autoplicity had the best price on the tuner that I could find for brand new. However, they did charge for shipping and it was slower than other sites I looked at. Overall, I still got the tuner cheaper that any other competitor.

Best price on the net! Haven't got my order yet, it just shipped so we will see from there.

I only gave them a 3 star raring on their shipping because I went on their site on Tuesday and the order said it had not been shipped. On Wednesday I received my shipment. The left hand needs to figure out what the right hand is doing. Other than that, GREAT

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy