Product images and videos are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Drivetrain› Differentials and Rear-End Components

Zumbrota Drivetrain

Differential Installation Kit

Name: Differential Installation Kit
Brand: Zumbrota Drivetrain
SKU: YGK2118

$1,073.89

SKU: YGK2118

Free Shipping over $200

$100 Minimum Order

Non-Returnable Item

DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Zumbrota Drivetrain YGK2118 is a differential installation kit. This kit is designed for applications with a 14-bolt rear cover and a 12-bolt ring gear. It features a 10.5" ring gear diameter and is compatible with carrier cases designed for 4.10 and down gear ratios.

Show original supplier description

The Zumbrota Drivetrain YGK2118 is a comprehensive differential installation kit designed to provide everything needed for a successful differential repair or upgrade. This Pro Kit, featuring components from Yukon Gear and Axle, is engineered for applications that utilize a 14-bolt rear cover and a 12-bolt ring gear. This kit is specifically designed for use with carrier cases intended for 4.10 and down gear ratios, and features a 10.5" ring gear diameter. The Yukon Master Install kit included within the YGK2118 contains premium Timken bearings and all the necessary small parts required for a quick and efficient installation, getting vehicles back on the road promptly. Key specifications include a 4.10 gear ratio, a 14-bolt pattern for the rear cover, and a 10.5" ring gear diameter. Technical notes indicate it uses a 1.625" long ring gear bolt under head length and fits carrier cases designed for 4.10 & down ratios. The kit comes with premium differential repair and performance parts, consolidated into one part number for convenience and cost savings.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

Brand	Zumbrota Drivetrain
Part Number	YGK2118
Category	Drivetrain

5,000+ Trusted brands

1M+ Enthusiasts

5M+ Parts sold

(760) 282-4645 hello@motormia.co

Buy with Confidence

Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy