Checks showed that the M109A5-standard uses the 39-caliber 155 mm M284 cannon in an M182 mount, which gave the variant a maximum range of 23,500 meters with unassisted projectiles and 30,000 meters with Rocket Assisted Projectiles (RAP Rounds).
The A5 variant can carry 36 complete rounds of ammunition and has a 440 hp engine instead of the standard 405 hp engine.
A M109-A5 howitzer is offloaded and craned onto a trailer at the port in Punta Arenas, Chile, in December, 2014.
The self-propelled howitzer was one of 12 purchased by the Chilean army through the U. Army Security Assistance Command’s foreign military sales program.
Therefore the likelihood that this offer being accepted remain low however even though bigger nations like Australia, Canada and even Singapore had used this route to get cheap spare parts for their assets.
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The latest variant of the M109 in service with the US Army is the Paladin, referred to previously as the A6 or A7 variant.
It is also expected that SPH delivered will have upgraded fire control and other components under the deal, according to the industry sources.