Aspaton (8+8) Hydraulic Roller Lifters AFM/DOD – GM 5.3L-6.2L Compatibility (Escalade, Silverado, Sierra, Yukon) 12499225 12639516 17122490
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Description
xAspaton AFM/DOD Hydraulic Roller Lifters: Built for GM V8 engines
Aspaton (8+8) hydraulic roller lifters are designed to replace aging valve lifters in GM V8 platforms. Engineered from high-grade steel and finished with a protective coating, they withstand storage and long-term engine service while aligning with classic rebuild workflows. Replacement part numbers include 12499225, 12639516, and 17122490 to aid correct matching during your project.
Compatibility at a glance
- Avalanche 5.3L (2007-2013)
- Camaro 6.2L (2010-2022)
- Corvette 6.2L (2014-2022)
- Impala 5.3L (2006-2009)
- Silverado family: 4.3L, 5.3L, 6.0L, 6.2L (2007-2021)
- Suburban and Tahoe/Yukon lineups: 5.3L, 6.0L, 6.2L (2007-2021)
Key features and what they mean for you
- AFM and DOD compatibility supports modern GM V8 valve trains
- Replaces part numbers including 17122490, 12499225, HL124 and related references
- Durable high-grade steel with an applied protective finish for surface integrity
- Designed to align with standard engine rebuild procedures for pre-installation prep
Real-world use and installer guidance
These lifters aim to support a durable valve train during engine rebuilds. Users may experience steadier idle and smoother operation as part of a comprehensive refresh. Benefits are described as possibilities, not guarantees, and depend on overall engine condition and installation quality.
Before installing, prepare the engine as you would for any lifter replacement: verify compatibility, clean oil passages, and lubricate the lifters with approved oil during assembly. Adhering to recommended procedures helps maximize the potential of the lifters in your GM V8 build.
FAQ
Q: Which GM engines and model years are these lifters compatible with?
A: Designed for GM V8 families, including 5.3L, 6.0L, and 6.2L in Silverado, Sierra, Tahoe, Yukon, and more; part numbers 12499225, 12639516, 17122490 match.
Q: What should I consider during installation?
A: Follow standard engine rebuild procedures, verify part numbers, and ensure proper lubrication during installation.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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- £131.69
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