A: The 8L90E. With a new GSM and AK paddles, the 8-speed shifts faster than a dual-clutch. However, it is physically larger than the LS1’s 4L60E, so check your tunnel clearance.
By: Drivetrain Performance Staff
In the world of high-performance V8 engines, the GM LS platform remains the undisputed king of power-per-dollar. For nearly three decades, the LS1, LS2, and LS3 have powered everything from Corvettes and Camaros to swapped project cars worldwide. However, as technology evolves, so do the components that control them.
Today, a new wave of acronyms is making waves in the community: GSM, AK, and the integration of "new" hardware with old-school iron. If you are searching for the "gsm ls1 ak ls2 ls3 new", you are likely looking for cutting-edge transmission control, shifter assemblies, or ECU integration for Gen III and Gen IV engines.
This article breaks down every component of that keyword to help you build a reliable, modern drivetrain.
Even though the GSM bolts to the LS pattern, you must check the bellhousing concentricity. LS2 and LS3 blocks can vary by as much as .008". A new quick-time steel bellhousing is recommended. Dial indicator reading must be under .005".
Here is the shopping list for the enthusiast searching for "gsm ls1 ak ls2 ls3 new" . This is the current state-of-the-art for mixed-generation builds:
If you want, I can:
Which deliverable would you like next?
In high-performance LS swaps—where modern V8 engines like the LS1, LS2, or LS3 are dropped into older chassis—traditional mechanical shift linkages often present clearance issues or a lack of precision. A Gear Select Module (GSM) is an electronic push-button shifter system designed to replace mechanical levers.
Electronic Control: The GSM acts as a "range selector" that electronically controls the shift-shaft on the side of an automatic transmission.
Precision: It provides instantaneous shifting, which is critical for drag racing or high-performance street builds where millisecond timing matters.
Compact Design: Often made from billet aluminum, these modules are sleek and can be mounted anywhere in the cockpit, solving the problem of bulky floor shifters in tight resto-mod interiors. The LS Engine Hierarchy: LS1, LS2, and LS3
When sourcing a new GSM or conversion kit, it is vital to know which engine you are pairing it with, as transmission compatibility varies across these generations. Generation Primary Vehicles Key Feature LS1 Corvette C5, Camaro Z28 The 5.7L V8 that started the modern LS craze in 1997. LS2 Corvette C6, GTO, TrailBlazer SS
Increased displacement to 6.0L with better airflow and power. LS3 Corvette C6, Camaro SS gsm ls1 ak ls2 ls3 new
A 6.2L powerhouse known for high-flow rectangular port heads. Conversion & Adapter Kits (The "NEW" Solutions)
Modern LS swaps frequently use the "NEW" generation of transmission controllers and adapter kits to mate these engines with high-tech gearboxes.
Manual Conversions: Kits from brands like Speedway Motors allow you to install a 6-speed T56 Magnum behind any LS1, LS2, or LS3 engine.
Transmission Adapters: Specialized plates allow LS engines to be mated to non-GM transmissions, such as BMW ZF 8HP automatics or Ford Small Block drivelines, often found on sites like US Shift.
Gate Plates: For those using mechanical shifters, companies like B&M offer "NEW" replacement shifter gate plates to convert forward-pattern shifters to reverse-pattern valve bodies for racing. Shopping Tips for LS GSM Components
If you are looking for "NEW" components for your build, ensure the following: US Shift Online Store
Here’s a social media post (Instagram, LinkedIn, or forum-style) breaking down the “GSM LS1 AK LS2 LS3 New” comparison. I’ve assumed this is for an automotive/performance tuning audience (engine swaps, GM LS platforms, and transmission matching). A: The 8L90E
Headline:
🔧 GSM vs. LS1, LS2, LS3 & “New” – What’s the Real Upgrade Path?
Body:
You’ve seen the alphabet soup: GSM, LS1, AK, LS2, LS3, NEW – but what does it actually mean for your build?
Let’s cut through the noise 👇
The verdict:
Pro tip: “GSM LS1 AK LS2 LS3 new” reads like a search string from someone looking for a complete swap kit – engine + transmission + controller + harness. If that’s you, start with the LS3 + 6L80E + GSM controller. It’s the modern sweet spot.
Over to you:
Which LS are you running – or are you going “new” with an LT? 👇
#LSswap #LS1 #LS2 #LS3 #LSX #GSMtransmissions #engineswap #musclecar #GMperformance By: Drivetrain Performance Staff In the world of