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  • aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
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Load image into Gallery viewer, aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
Load image into Gallery viewer, aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
Load image into Gallery viewer, aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
Load image into Gallery viewer, aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
Load image into Gallery viewer, aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
Load image into Gallery viewer, aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
Load image into Gallery viewer, aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
Load image into Gallery viewer, aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
Load image into Gallery viewer, aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
Load image into Gallery viewer, aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
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aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A

Drivetrain Diff Covers
aFe
afe46-71490A
Special Order
July 28, 2026
$314.00
This cover is constructed from high-strength A356 cast aluminum and features machined fins for maximum strength and styling. Increased oil capacity of approximately 1.46 quart over stock for better performance over a longer duration. Built-in internal and external fins transfer heat from the oil to the outside air for maximum cooling. Incorporates a magnetic drain plug to capture loose particles for maximum protection. Includes a precisely positioned oil-level plug that automatically prevents overfilling as well as eliminating guesswork and ensuring your axle is serviced correctly every time. Comes complete with high-quality stainless-steel hardware for durable, corrosion-resistant, and hassle-free installation. Optional PRO Series deep-reach magnetic fill plug (PN: 46-00003) and oil level sight glass (PN: 46-00001) is a great addition to combine with this cover. Features & Benefits All Necessary Hardware for a Hassle-Free Installation Neodymium Magnetic Drain Plug for Maximum Protection Constructed from High-Strength A356 Cast Aluminum Adds Approximately 1.46 Quart Over Stock Oil Level Plug Prevents Overfilling Raw Finish with Machined Fins Fits Sterling 11.6 Rear Axles
aFe POWER Pro Series Rear Diff Cover Black w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490B
aFe POWER Pro Series Rear Diff Cover Black w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490B
$370.00
aFe POWER Pro Series Front Diff Cover Black w/ Machined Fins Ford F-250/350 23-26 (Dana M235) - 46-71480B
aFe POWER Pro Series Front Diff Cover Black w/ Machined Fins Ford F-250/350 23-26 (Dana M235) - 46-71480B
$328.00
aFe POWER Street Series Rear Diff Cover Raw w/ Machined Fins Ford F-250/350 23-26 (Sterling 11.6) - 46-71490A
Product Details

Everything You Need To Know

Review product information, shipping and returns, and price-match details before you order.

Product Info

This cover is constructed from high-strength A356 cast aluminum and features machined fins for maximum strength and styling. Increased oil capacity of approximately 1.46 quart over stock for better performance over a longer duration. Built-in internal and external fins transfer heat from the oil to the outside air for maximum cooling. Incorporates a magnetic drain plug to capture loose particles for maximum protection. Includes a precisely positioned oil-level plug that automatically prevents overfilling as well as eliminating guesswork and ensuring your axle is serviced correctly every time. Comes complete with high-quality stainless-steel hardware for durable, corrosion-resistant, and hassle-free installation. Optional PRO Series deep-reach magnetic fill plug (PN: 46-00003) and oil level sight glass (PN: 46-00001) is a great addition to combine with this cover.

Features & Benefits

  • All Necessary Hardware for a Hassle-Free Installation
  • Neodymium Magnetic Drain Plug for Maximum Protection
  • Constructed from High-Strength A356 Cast Aluminum
  • Adds Approximately 1.46 Quart Over Stock
  • Oil Level Plug Prevents Overfilling
  • Raw Finish with Machined Fins
  • Fits Sterling 11.6 Rear Axles
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Shipping on new purchases

In Stock Items:
In stock items typically ship within 1-3 business days. Most items arrive within 2 business days, but there are situations where it may take up to 5 business days.

Special Order Items:
Special order and out of stock items are product-specific and lead times can vary. Please e-mail us if you are looking for an ETA / Lead Time on a specific product. Special order orders are subject to cancellation if the vendor cannot provide any ETA.

Returns Policy

To start the return process, please e-mail sales@allianceracing.com

Include the following:
Subject "Return for Order#"
Order Number
Part Number
Reason

Returns are eligible for up to 14 days from delivery of items. Accepted refunds can take up to 7-10 business days to process. All refunds are subject to a 25% restocking fee, if opened. Customer may be responsible for return shipping. If 14 days have gone by since your item was delivered, unfortunately we can’t guarantee you a refund or exchange. We reserve the right to deny any return request, based on provided information.

Alliance Racing is not responsible for ensuring part fitment. It is the responsibility of the purchaser to ensure the parts being ordered are the correct fitment for the vehicle intended. Alliance Racing will not accept any returns for incorrect fitment after product is opened.

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Shipping

To return your product, mail your product to:
Alliance Racing LLC
8810 Twin Lakes Blvd
Tampa, FL 33614

In many cases, you will be responsible for shipping costs to return your item. Shipping costs are non-refundable. If you receive a refund, the cost of shipping will be deducted from your refund.

Depending on your location, the time it may take for your exchanged product to reach you may vary.

If you are shipping an item over $100, you should consider using a trackable shipping service and/or purchasing Shipping Insurance.

To initiate a price match, please e-mail sales@allianceracing.com with the product information (SKU, URL, & Part Name) and a link to the competitors product page for us to validate the price match eligibility.

Please note that there are cases when we cannot offer a price match, but we will do everything in our power to try to match it. Some manufacturers have Pricing Policies that we have to adhere to.

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