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Yukon Gear Mini Spool For Ford 9in w/ 31 Spline Axles

SKU: YUKYP_MINSF9-31

Spools and Mini Spools

YUK Mini Spools...

Yukon Gear Mini Spool For Ford 9in w/ 31 Spline Axles

SKU: YUKYP_MINSF9-31

Spools and Mini Spools

YUK Mini Spools...

A$106.52
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description

Yukon Gear Mini Spool For Ford 9in w/ 31 Spline Axles

Yukon Mini Spools are a low-cost traction option for vehicles looking for full-time lockup. The mini spool installs into a standard open carrier in place of the spider gears and delivers 100% power to both tires at all times. These units are not recommended for street-driven vehicles. Full spools are recommended for vehicles with large tires or high horsepower.

Additional Information

Yukon performance spools are made from the highest quality materials to ensure high strength and long life in performance applications.

Part Type

Differential Spool

Product Overview

Mini Spool for Ford 9.0 with 31 spline axles. Cross is bored for three cross pins. Mini spools are a low-cost traction option for vehicles looking for full-time lockup. The mini spool installs into a standard open carrier and give 100% power to both tires at all times. These units are not recommended for street-driven vehicles. We recommend full spools for vehicles with large tires or high horsepower. These units come with a one year warranty against manufacturing defects.

Additional Application Notes
• Ford 9 in.; For Use w/31 Spline Axles 9 in. 10 Bolt; For Use w/31 Spline Axles
• 9 in. 10 Bolt; For Use w/31 Spline Axles
• Ford 9 in.; For Use w/31 Spline Axles

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Data: v4.2 - Upd: 2026-11-09 12:37:29

Features

  • Fits Ford 9 in. w/31 Spline Axles
  • Fits Ford 9" with 31 spline axles
  • Installs into a standard open carrier case
  • Installs Into Standard Open Carrier Case
  • Not recommended for street driven vehicles
  • Provides 100 Percent Traction To Both Wheels At All Times
  • Provides 100% traction to both wheels at all times

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

AAP Selling Package Quantity UOM:EA
Package UOMEA
Package Qty1
Axle Type:Ford 9 in.
Color:Black
Description:Mini spool for Ford 9in. with 31 spline axles
Grade Type:Performance
Heat Treated:Yes
Material:Steel
Part Number:yukYP MINSF9-31
Position:Rear
Spline Quantity:31
Title:Mini spool for Ford 9" with 31 spline axles

Product Downloads

# Document Type Download
1. Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-08 10:00:44

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Yukon Gear & Axle, YUKON GEAR AND AXLE, Yukon Gear And Axle (randys)
StreetFX SKU yukYP_MINSF9-31
SFX Item ID 4490011
Accounting SKU yuk-YP_MINSF9-31
Manufacturer SKU YP MINSF9-31
Manufacturer UPC 883584320579
Alternative References YGA-32057, yukYP MINSF9-31

Mini Spool, Steel, 31 Spline, Ford 9 in., Each

Yukon mini spools get you locked for action without breaking the bank! These mini spools offer a low-cost option for full-time lockup. They're built from quality steel to provide 100 percent power to both tires at all times--and they're easy to install. The spools are offered in a variety of styles for nearly a dozen axle models. Get lots of traction for less cash with mini spools from Yukon Gear & Axle.

Product Attributes
BrandYukon Gear & Axle
Manufacturer's Part NumberYP MINSF9-31
Part TypeSpools and Mini Spools
Product LineYukon Gear & Axle Mini Spools
UPC883584320579
Manufacturer of AxleFord
Aftermarket Carrier StyleMini spool
Axle Shaft Spline Quantity31
Spool MaterialSteel
C-Clip Eliminator Kit RequiredNo
QuantitySold individually.
NotesFits rear differential only. Uses a single cross pin but will fit carriers that had up to 3 cross pins. Mini-spools take the place of the stock-type side gears in OEM type (non-limited slip) differentials only!

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