PULLEY, Idler

Name: 5104787FS PULLEY, Idler
Brand: Briggs & Stratton
SKU: 5104787FS

Genuine Briggs & Stratton OEM · Part number 5104787FS

The PULLEY, Idler is a genuine Briggs & Stratton pulleys part, OEM part number 5104787FS. Dykes Motors sells it for $53.53. It fits the Ferris 5901947, Ferris 5901948, and Ferris 5902050, and 4 other models. 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.

Price and availability checked Oct 17, 2026

$53.53

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

Read our Google reviews

Fits these models

34 more models in the OEM parts diagram, unverified

Details

This is a genuine Briggs & Stratton OEM idler pulley (part number 5104787FS), a component that maintains proper tension on belts within the equipment's drive system. Idler pulleys are essential for smooth operation and belt longevity, and this part is specific to certain engine and equipment models. Before ordering, confirm your engine or model number against the fitment list to ensure this is the correct replacement for your application.

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 5104787FS

What machines does part 5104787FS fit?

Part 5104787FS fits the Ferris 5901947, Ferris 5901948, and Ferris 5902050, and 4 other models, per the fitment data on this page. If your machine is not listed, send the model and serial number to the parts desk before you order.