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Drivetrain› Differentials and Rear-End Components

Zumbrota Drivetrain

Differential Cover

Name: Differential Cover
Brand: Zumbrota Drivetrain
SKU: YHCC-AAM11.5

$282.89

SKU: YHCC-AAM11.5

Free Shipping over $200

$100 Minimum Order

Non-Returnable Item

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Overview

It is constructed from thick-walled nodular iron to promote differential rigidity. The cover features contoured inner surfaces for more rapid oil circulation and faster cooling. It comes with a black powder coat finish for durability and style, and includes contrasting stainless-steel accent plate and cover bolts.

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Its robust construction utilizes thick-walled nodular iron, which not only provides superior protection but also enhances the overall rigidity of your differential assembly. Designed with performance in mind, the internal contours of this diff cover are specifically shaped to promote faster oil circulation. This improved oil flow leads to more efficient cooling, helping to maintain optimal operating temperatures for your differential, especially under demanding conditions. The cover boasts a durable black powder coat finish that adds a layer of protection against the elements and gives your differential a rugged, stylish appearance. Further enhancing its aesthetics are contrasting stainless-steel accent plates and cover bolts, ensuring a clean and professional look. This differential cover is designed to fit 11.5” and 11.8” GM, Dodge, and Ram differentials, offering broad compatibility for a range of trucks and SUVs. Installation is straightforward, providing a significant upgrade in both protection and appearance.

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

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Specifications

Brand	Zumbrota Drivetrain
Part Number	YHCC-AAM11.5
Category	Drivetrain

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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.

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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.

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