My Account
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order

Sierra 18-5840 Marine Starter Solenoid 12V 85A

Manufacturer

Picture for manufacturer Sierra

Part Number

18-5840
12 reviews
Sale Price

$43.74

1 left at this price

delivery box

Usually delivered within 2 days

Check out with

ApplePay
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 18-5840 is a heavy-duty marine starter solenoid designed for reliable performance in harsh marine environments. This 12-volt grounded solenoid features a durable steel housing with copper contacts for superior electrical conductivity and long-lasting operation.

Key Features:

  • Continuous rating of 85 amps at 12 VDC for dependable starting power
  • Steel housing construction for durability and corrosion resistance
  • Copper contacts ensure excellent electrical conductivity
  • 12-volt grounded design for standard marine electrical systems
  • Direct replacement for multiple OEM part numbers

Replaces OEM Parts: Prestolite 15-79, SAW4201, SAW4207, SAW4210; Cole-Hersee 24106-BP; Arco SW079

This solenoid is commonly used on Crusader, Chris Craft, Chrysler, and MerCruiser marine engines. Sierra marine parts are precision-machined to match OEM specifications, ensuring proper fit and reliable performance for both professional mechanics and DIY boaters.

Good

Awesome found parts I couldn't anywhere else.x

Easy shopping

Excellent store! I found the fuel pump that I was looking for right away and for almost half the cost of competitors. Better yet, the order shipped out that night! I make a lot of online purchases and have grown accustomed to the normal lengthy process but this store knows what they're doing! Great experience overall and I will be sure to buy from them again and spread the word!

I just wish there would have been a picture in the description.

Fast shipping, the exhaust fit perfectly and sounds great!

Awesome Products!

Thanks!

I am very, very satisfied with my order. I ordered a Tonneau cover. It was a 35 lb. package and there was NO shipping cost to me. Plus it was received 3 days after my order. I searched many other websites and Autoplicity had the best pricing.

Lowest price could find for the same item...

Excellent service with the actual stock on hand, shipment was made the next day and a tracking number was provided. I have tried 2 other online supply stores which don't know what they have in stock.

great prices

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