Allison 1000 Deep Vs Shallow Pan 2022 Guide
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Many heavy vehicle owners with Allison 1000 transmission don’t have any idea about their pan kit. Thus they get confused between Allison 1000 deep vs shallow pan, which one is used, or which one needs to choose. That’s the reason we come out with this guide to offer you
- A quick comparison chart
- Both the pan kit review
- A key difference between both kits
- And many more!

Allison 1000 Deep Vs Shallow Pan
Product Name | Allison 1000 Deep Pan | Allison 1000 Shallow Pan |
---|---|---|
Advantages | Reduces cavitations prevents accidental filter outcomes prevent leakage | Easier to install and perfect fit |
Manufacturer | Genuine Allison part | Not an original Allison part |
Fluid needs in spin-on filter and fluid changing | need about 8 quarts of transmission fluid | Need about 10 quarts of fluid |
Fluid needs in Internal filter changing | 12 quarts of transmission fluid | 10 quarts of fluid |
Front End | around 4.5-inches deep | just under 4-inches deep |
Height | 4.5-inches | 2.5-inches |
Image | Product | Price |
---|---|---|
Allison 1000 Deep Pan | Check Price | |
Allison 1000 Shallow Pan | Check Price |
Difference Between Allison 1000 Deep And Shallow Pan
Spin-on filter and fluid changing
It is crucial to know the differences between Allison 1000 transmission shallow or deep pan since it is related to filters and fluid of the transmission. If your Allison 1000 is equipped with a shallow pan, then you will need about 8 quarts of transmission fluid if you plan for changing the spin-on filter and fluid.
On the other hand, An Allison 1000 with a deep pan will have to consider about 10 quarts of fluid for a spin-on filter and fluid change.
Internal filter
If you need to change both the internal filter and spin-on filter with the fluid, then you will need 10 quarts of transmission fluid because of using a shallow pan. Conversely, it will take about 12 quarts of fluid for the same operation if you have a deep pan.
Shape and size
However, the basic shape of shallow and deep transmission are pretty the same, there are clear differences in the rear side. The deep pan is considerably taller with 4.5-inches of depth comparing the shallow pan which is 2.5-inches deep.
Besides if you consider the front end of both transmissions pans you will find the deep pan at around 4.5-inches deep. Conversely, a shallow pan is designed a bit lower than 4-inches deep.
The side and the back part of the deep transmission pans are pretty consistent across the whole pan at approximately 4.5-inches throughout. But if you look at the shallow pan you will find it shallower with about 2.5-inches deep. Viewing the side of the shallow pan, we find it slopes down from around 4-inches deep.
Which Allison 1000 pan to choose?
However, both the Allison 1000 pan are best in their class and offer the reliable option but when it needs to use, one had to go for the specific one. If you consider the compatibility there is nothing to debate. One the vehicle owner mast has to go for the compatible pan whatever it is a deep pan or shallow pan.
While Allison 1000 deep pan is compatible with 2001-2019 Chevy, 2001-2014 GM, and 6.6L Duramax vehicles, Allison 1000 shallow pan is mostly suitable for Allison X-Cab LB 4WD, 2001 Duramax Edge CTS 4WD, and 2002 Chevy 2500HD Duramax.
But if you take the Spin-on filter, fluid changing and internal filter changing in to count then the shallow pan will be a money-saving option.
Genuine Allison 1000 Deep Pan Kit Review
This Genuine Allison 1000 Deep Pan Kit will be a great replacement will help reduces cavitations that may cause due to a lack of seal at the filter. Besides, it helps prevents accidental filter outcomes. This Allison 1000 deep pan kit will be a reliable option to use for a heavy-duty vehicle.
Even after long mileage, you won’t find any leakage. If you consider the price you will find it in the cheaper class. On the other hand, it fits perfectly in the Top Kick trucks. To be honest, it can’t be better than using genuine products on the truck.
Apart from being durable, it comes with extra capacity that helps keep the Allison cool and in decent shape even after long miles. Plus, this kit fits well on Silverado 2500hd with an Allison 1000 tranny. This deep pan kit helps the transmission by increasing the interval between heat.
Allison 1000 Transmission Shallow Pan Filter Kit Review
If you are the owner of GMC/Chevy 2500/3500 that is design with Allison 1000 transmission and includes a factory pan, then this OEM direct replacement will be a great addition for you. Especially it is the only filter that will suit with 2001-2005 5 speed Allison transmission.
Moreover, this shallow pan will work on the 2006-Up 6 speed Allison 1000. The installation process is so much easier than anyone can save a good amount that may need to spend for expert mechanics. It will fit perfectly and includes all the necessities that will help complete the installation process effortlessly.
However, it’s not an Allison product but still, the kit makes it job perfectly. So if you are looking for a wanted set of filters that is effective rather than the brands, it is recommended to go for this option.
FAQs
1. How To Know If Your Allison 1000 Has A DEEP Pan Or A Shallow Pan?
The quickest answer is to check the profile of the transmission pan. The size and design structure will help you know if it is a deep pan or shallow. A deep pan usually designs with 4.5-inches of depth from the front to the rear of the pan. On the other hand, a shallow pan comes with a 4-inches depth deep at the front of the pan and it includes a 2.5-inches deep slope at the rear.
2. What Fluid Does An Allison 1000 Take?
Any Dexron III-rated fluid will be an acceptable option for Allison. TES-295 rated fluids are rated for extended drain intervals. Besides, you will have to change the external filter at the early 5000-mile mark per Allison’s recommendation for the 1000 transmission.
3. How Much HP Can An Allison 1000 Handle?
Usually, Allison 1000 can withstand 430 to 450-rwhp for a longer time. Even it can withstand up to 500-rwhp on occasion.
Final words
In this Allison 1000 deep vs shallow pan article, we have discovered almost all the information that can be compared between these two kits. However, both are suitable for Allison 1000 transmission and come in pretty close shape but both have certain characteristics. With due respect, both replacement kit does their job very well. However, the main intention of this debating guide is to help replace the pan kit according to the factory-made. Hope the guide will help you discover which pan is used on your Allison transmission so you can make the perfect replacement.
You might check the chart where it indicates shallow pan requires more fluid for a change than deep pan. In text below, the information is, I believe, correct that the deep pan requires about 2 more qt than shallow pan for either fluid change.
We updated it. Thanks for noticing.