My research indicates that only the Allison 1000 transmission had 5 speeds offered in that model year truck. If the Allison 1000 for your 4L60E is what you’re considering, the benefit is likely small (more intermediate speeds, yes), for the considerable conversion headaches (getting the engine and transmission computers to talk to each other, custom driveshaft and flanges, possible bodywork – Allison is bigger case), etc. You may have other reasons for doing this, but most of the truck communities are not overwhelming on this swap. If you do go through with the swap and need assistance, consider YourMechanic, as one of our mobile technicians can come to your location to diagnose and service your car.
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The Used 1999 Chevrolet Silverado 2500 comes with four wheel drive, and rear wheel drive. Available transmissions include: 4-speed automatic.
The 6.0L is backed by a state-of-the-art 6L90 six-speed automatic transmission – itself a legacy of GM`s Hydra-Matic heritage, which in 1940 introduced the basic automatic transmission design used by most vehicles today.
1999 Chevrolet Silverado
The most significant is the optional four-speed electronically controlled automatic transmission. You see, this Bow Tie sported one of the fab Vortec V-8s that blew much of the competition away with its potent power-when the tranny let it strut its goods.
Why 4L60E Is the Best for Your Swap Project. For a few reasons, the 4L60E is one of the most common transmissions for LS swap. It is known to be a strong and reliable transmission. It is also what originated to be the original automatic transmission giving backing to the majority of LS engines.
One of the most common transmissions for an LS swap is the 4L60E, and for a few reasons. It`s a proven strong and dependable transmission and it`s also what came as the original automatic transmission backing up a good majority of LS engines out there.
Chevrolet Silverado 2500 Transmission Problems & Solutions
To make all of this possible, GM designed a pair of heavy duty transmissions: the 4-speed 4L80E, and the 6-speed 6L90. These gearboxes are loosely based on the venerable TH400, and they`re able to handle a lot of torque and strain.
The Silverado 2500HD and 3500HD have a standard gas-powered 6.6-liter V-8 that makes 401 horsepower and 464 pound-feet of torque and mates to a six-speed automatic transmission.
The 6L80 and 6L90 transmissions were powerful in their heydays and were released in several vehicles. However, they are prone to damage usually caused by the failure of the torque converter. This has resulted in a consistent pattern of transmission failures across the country, as evidenced by tech specialists.
Even a decade ago, before PCM tuning was anywhere near as refined as it is now, several 6.0L owners proved the 6.0L`s bottom end could withstand 700-rwhp. Today, a lot of serious enthusiasts conclude that the 800 hp 6.0 Power Stroke range gets you into unchartered waters with a 6.0L.
NV4500 Manual Transmission for GM 1996-1998 K2500 And K3500 4×4 5 Speed.
Introduced in 1993 for trucks, vans, and SUVs, then in 1994 for rear-wheel-drive passenger cars, the 4L60E from General Motors is an evolution of the Turbo-Hydramatic 700R4 and replaced the tried and true TH350.
Their Stage 2 Pro Race transmission can handle gobs of power while their Invincible Black Edition 4L60E trans can support over 1,000 ponies.
With our custom bellhousing system we offer 4L80E packages for the following engines: modular Ford (4.6L, 5.0L Coyote, and 5.4L), small block Ford (including 289, 302, 5.0L, 351W, 5.8L, and 351C), big block Ford 385 series (429 and 460) and Ford Modified (351M and 400M).
You could use the 700r4 behind a LS motor, but I dont recommend it. I`d sell it and then but a 60e or 80e. Even it if was just rebuilt. The only time that i`d consider running the 700r4 would be if it was a built racing trans which usually runs about $1200.
The Chevrolet LS V-8 is the first choice for high-performance engine swaps. The legendary engine`s compact size and light weight make it the most popular option for enthusiasts seeking more power.
Applications: 2002–2006 Chevrolet Avalanche 2500. 2001–2006 Chevrolet Suburban / GMC Yukon XL (8.1L Vortec only) Chevrolet Express / GMC Savana with Duramax Diesel or 8.1L Vortec.
Some cars that used the 4L80E transmission include Chevrolet/GMC pickups, commercial vehicles, and vans. It was also adopted in Rolls Royce and Bentley vehicles. Specifically, you could find this transmission in GM trucks such as Silverado, Sierra, Suburban, the Hummer H1.
Failed friction element D, voltage problem in the `A` circuit and low or leaking fluid are some of the common Chevy Silverado 2500 transmission problems. Our immensely skilled technicians will diagnose the actual problem and resolve it.
Best Answer. JK8D, yes it will fit and should work just fine.
The Bottom Line. The 4L60E vs 4L80E performance transmission differences are numerous. And these differences show that the 4L80E is the better transmission of the duo. However, it`ll cost you more to acquire this unit compared to the 4L60E and the latter is also easier to find.
Open the driver`s side door and look for a white placard with small black lettering. This card contains specific details about the year the car was made, its transmission, engine specifications and other details.
8-speed Hydra-Matic automatic transmission (MQE) mated to: 2.7L I-4 LB3 turbo-charged gasoline engine with Active Fuel Management (new for 2019)
“Stock versus stock, the 4L80E and 6L80E are very similar in terms of strength,” explains Kyle House of Circle D. “The main difference is that the 6L80E has much more versatile gear ratios.
The 10L90E is by far the biggest and heaviest modern automatic transmission in GM history, but it`s also the strongest and offers amazing performance and economy when matched with a Gen V LT engine.