dorman
Dorman 635786 Rear Main Seal
- SKU:
- 21077077
- MPN:
- 635786
- Availability:
- Usually ships the same or next business day. In stock at our MI, PA warehouses.
- Shipping:
- Calculated at Checkout
- Stock Update:
- 01/09/2026 09:49:45 AM PST
Bulk discount rates
Below are the available bulk discount rates for each individual item when you purchase a certain amount
| Buy 2 or above | and pay only $80.77 each 80.77 |
- Stock Update:
- 01/09/2026 09:49:45 AM PST
Description
This item is brand-new, factory sealed.
Dorman 635-786 Engine Rear Main Seal Cover Compatible with Select Chevrolet/GMC Models- Direct replacement - this rear main seal cover matches the fit and function of the original equipment cover for a trouble-free installation
- Durable construction - this rear main seal cover is made of quality materials for a reliable fit and enduring service life
- Convenient solution - get a quality repair solution without the hassle of buying original equipment
- Quality tested - this part has undergone extensive testing to ensure a quality fit and long service life
- Ensure fit - Input your vehicle into the garage tool and check Confirmed Fit bar at the top of the page. If there is an i in a blue circle, additional verification is needed. Please hover over the "i" to verify fitment notes match your vehicle
- Manufacturer: ?Dorman Products
- Brand: ?Dorman
- Item Weight: ?2.76 pounds
- Product Dimensions: ?11.02 x 10.83 x 1.57 inches
- Country of Origin: ?China
- Item model number: ?635-786
- Exterior: ?Ready To Paint If Needed
- Manufacturer Part Number: ?635-786
- OEM Part Number: ?12617790; 12665077; 12705663
This direct replacement rear main seal cover matches the fit and function of the original equipment cover for a reliable repair. This part has undergone extensive testing to ensure adherence to precise design standards. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Chevrolet Silverado 1500: 2016, 2017, 2018, 2019, 2020] - [Chevrolet Tahoe: 2016, 2017, 2018, 2019, 2020] - [GMC Sierra 1500: 2016, 2017, 2018, 2019, 2020] - [GMC Yukon: 2016, 2017, 2018, 2019, 2020]
Warranty Information
All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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Dorman 635786 Rear Main Seal
$86.38