Street. Track. Everything between.
Your garage Find parts for your vehicle Select year, make and model to narrow your search.

Yukon Gear Dropout Assembly for Ford 9in Differential w/Grizzly Locker 31 Spline 4.56 Ratio

SKU: YUKYDAF9-456YGL-31

Differential

YUK Drop Outs...

Yukon Gear Dropout Assembly for Ford 9in Differential w/Grizzly Locker 31 Spline 4.56 Ratio

SKU: YUKYDAF9-456YGL-31

Differential

YUK Drop Outs...

A$3,893.60
Limited Availability from MFR Limited stock available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical orders of this part. This item is not held in our own warehouse, and availability and release timing may vary depending on manufacturer stock movements and processing at the time of ordering.
View cart
We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description

Yukon dropout assemblies are built by expert Yukon technicians and come complete, properly shimmed and backlashed to spec. All you do is install the third member into your diff housing, bolt on the diff cover, add fluid, and roll. This unit features a nodular iron case which improves rigidity and power handling, reducing deflection for consistent gear contact and a long service life. This assembly is upgraded with a Yukon Grizzly Locker for maximum traction and performance.

Product Overview

Yukon dropout assemblies are built by expert Yukon technicians and come complete, properly shimmed and backlashed to spec. All you do is install the third member into your diff housing, bolt on the diff cover, add fluid, and roll. This unit features a nodular iron case which improves rigidity and power handling, reducing deflection for consistent gear contact and a long service life. This assembly is upgraded with a Yukon Grizzly Locker for maximum traction and performance.


Features and Benefits

  • Fits Ford 9” differential
  • Does not include yoke
  • Fits Ford 9 in. Differential
  • Complete, fully assembled dropout
  • 4.56 gear ratio
  • 31 spline
  • Upgraded with a Yukon Grizzly Locker
  • Complete; Fully Assembled Dropout

Product Details

AAP Selling Package Quantity UOM:EA
AAP_UDA_12:EA
AAP_UDA_22:1
Axle Shaft Spline Quantity:31
California Proposition 65:WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.
Color:Bare
Description:Yukon Dropout Assembly for Ford 9in. Diff w/Grizzly Locker; 31 Spline; 4.56 Rati
Finish:Raw
Gear Ratio:4.56
Grade Type:Performance
Material:Nodular Iron
Mounting Hardware Included:No
Mounting Hole Quantity:10
Part Number:yukYDAF9-456YGL-31
Pinion Yoke Included:No
Title:Yukon Dropout Assembly for Ford 9” Diff w/Grizzly Locker, 31 Spline, 4.56 Ratio
Type:Locking
WARNING CA Proposition 65 Message:WARNING: This product can expose you to chemicals including arsenic; which is known to the State of California to cause cancer. For more information; go to www.P65Warnings.ca.gov.
WARNING CA Proposition 65:Yes

Application Summary

9" FORD 4.56 RATIO, 31spl GRIZZLY LOCKER, 3RD MEMBER ASSEMBLY (w/o Yoke)

Part Type

Differential

Data: v4.2 - Upd: 2026-10-14 20:40:24

Features

  • 31 spline
  • 4.56 gear ratio
  • Complete, fully assembled dropout
  • Complete; Fully Assembled Dropout
  • Does not include yoke
  • Fits Ford 9 in. Differential
  • Fits Ford 9” differential
  • Upgraded with a Yukon Grizzly Locker

Specifications

AAP Selling Package Quantity UOM:
EA
AAP_UDA_12:
EA
AAP_UDA_22:
1
Axle Shaft Spline Quantity:
31
California Proposition 65:
WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.
Color:
Bare
Description:
Yukon Dropout Assembly for Ford 9in. Diff w/Grizzly Locker; 31 Spline; 4.56 Rati
Finish:
Raw
Gear Ratio:
4.56
Grade Type:
Performance
Material:
Nodular Iron
Mounting Hardware Included:
No
Mounting Hole Quantity:
10
Part Number:
yukYDAF9-456YGL-31
Pinion Yoke Included:
No
Title:
Yukon Dropout Assembly for Ford 9” Diff w/Grizzly Locker, 31 Spline, 4.56 Ratio
Type:
Locking
WARNING CA Proposition 65 Message:
WARNING: This product can expose you to chemicals including arsenic; which is known to the State of California to cause cancer. For more information; go to www.P65Warnings.ca.gov.
WARNING CA Proposition 65:
Yes

Reference Information

Brand Name/s Yukon Gear & Axle
StreetFX SKU yukYDAF9-456YGL-31
SFX Item ID 4492532
Supplier Item Code 4492532
Manufacturer SKU YDAF9-456YGL-31
Manufacturer UPC 883584132363
Alternative References 9in

Compatibility

9" FORD 4.56 RATIO, 31spl GRIZZLY LOCKER, 3RD MEMBER ASSEMBLY (w/o Yoke)

Loading compatibility information...

Keep shopping

More from Yukon Gear & Axle