The LAV-25A2 retains the original powerpack of the LAV-25, utilizing the 300hp Detroit Diesel 6V53T Diesel Engine coupled to an automatic Allison MT653 transmission allowing for high maneuverability and amphibious capabilities. The LAV-25A2 however, is the latest variant of the LAV-25 fielded in numbers by the USMC.This program applied to all LAV-25’s in active service of the USMC and the LAV-25 SLEP would later be designated the LAV-25A1. This program introduced many minor enhancements to the LAV-25 such as applique armor panels, engine and exhaust thermal upgrades, corrasion resistance, and much more. The first, dubbed the LAV-25 System’s Service Life Extension Program, or SLEP which officially began in 2000. Due to the reliable capabilities of the LAV platform, the LAV went through numerous modernizations and modifications. The LAV-25 saw significant operational use, utilized in combat during the Invasion of Panama, the Persian Gulf War, as well as Operation Uphold Democracy. However, due to funding limitations, only the Marines were able to purchase the LAV-25 which entered service in 1983. The following year in 1982, the Department of Defense selected General Motors Diesel’s Mowag Piranha as the ARV for the USMC and U.S. In 1981, three companies were selected being Alvis, General Motors Diesel, and Cadillac Gage which each provided a vehicle such as Cadillac Gage’s V-150S or General Motors Diesel Mowag Piranha. The original LAV-25 development began when the Department of Defense started the Light Armored Vehicle (LAV) program in the 1970’s to introduce a light armored vehicle capable of amphibious operations as well as provided decent firepower to support both reconnaissance units as well as general infantry in combat operations. The LAV-25 is an armored reconnaissance vehicle developed by General Motors Diesel of Canada, and later produced by General Dynamics Land Systems (GDLS) for service in the United States Marine Corps (USMC).The LAV-25A2, in primary service with the USMC, and limited service with the U.S.

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