Week Parts Sale, ends Saturday Sale prices shown on every part.

Square Key

Name: 23139DGS KEY-SQUARE
Brand: Briggs & Stratton
SKU: 23139DGS
Price: 3.86 USD
Availability: InStock

Genuine Briggs & Stratton OEM · Part number 23139DGS

The Square Key is a genuine Briggs & Stratton accessories part, OEM part number 23139DGS. Dykes Motors sells it for $3.86. It is in stock to order online, or you can pick it up at our store. Not sure it fits your machine? Send the model and serial number to the parts desk before you order. Dykes Motors is an authorized Bobcat, LS Tractor, and Ferris dealer with genuine parts and service on site.

Price and availability checked Oct 16, 2026

~~Regular price $23.07~~ Week sale: Save 83%

$3.86

We accept Visa, Mastercard, American Express, Discover, Apple Pay, Google Pay, Amazon Pay, PayPal, Venmo, and Klarna.

In stock. Ships in 2 to 3 business days, arrives in 1 to 2 more — by Fri, Oct 23. Free shipping on every parts order. Free pickup at 3069 Hwy 49.

Genuine OEM part. Manufacturer warranty honored at our dealership.

Authorized Briggs and Stratton Dealer

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Fits these models

272 more models in the OEM parts diagram, unverified

Plus 212 more models. Text your model and serial number below and we confirm the exact fit.

Details

This is a genuine Briggs & Stratton OEM square key, a small but critical fastening component used in engine assembly. Square keys are precision parts that must match your specific engine model to function correctly, so please verify your equipment's model or engine number against the fitment list before ordering. Part number 23139DGS is the correct OEM replacement for compatible Briggs & Stratton engines.

Verify your fitment before you order

Text your equipment model and serial number to 601.516.7255 and we confirm the exact part before you pay. Prefer to talk? Call (601) 516-7255.

Questions about part 23139DGS

What machines does part 23139DGS fit?

We do not list a confirmed fitment for part 23139DGS on this page. Send the model and serial number of your machine to the parts desk and we will check it before you order.