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When it comes to GM overdrive automatics, few transmissions get talked about more than the 700R4 and
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6L80 Transmission 4x4 vs 6L80 Transmission 2WD: What’s The Difference
If you've spent any time planning a late-model GM swap or sourcing a replacement unit for a truck bu
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Is the Chevy 4L60E Transmission Good for Performance Builds?
Let’s discuss the Chevy 4L60E transmission for high-performance applications and explore its f
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4L70E Transmission vs 4L60E: Choosing the Right Upgrade for Your Build
If there was ever a debate that gets GM enthusiasts fired up, it’s the one over the 4L60E and
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4L80E Upgrades: Top Performance Parts to Boost Your Transmission
Discover essential 4L80E upgrades, including the Gearstar Billet Direct Drum with oversized sprag, 3
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If you’ve ever finished a round of engine upgrades: camshaft, intake, headers, maybe even EFI,
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If there’s one thing GM got right with the 6L90 transmission, it’s that they built it to
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This guide explains the 4R70W transmission controller, the electronic brain that commands shifts and
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In the hierarchy of critical components inside a 4L80E, the direct drum rarely gets the attention it
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What Is a Billet Direct Drum? Strength, Design, and Why It Matters
If there were a popularity contest in the world of transmission components, the direct drum might no
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Valve Body Basics: What Does a Valve Body Do in a Transmission?
Few things are more frustrating than a built transmission that doesn’t respond the way it shou
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For the first tech tip of the year, we are going to cover transmission cooler fittings. On our trans
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