Looking to upgrade the charging side of the system on your Tractor? Well, here is a kit we designed that will fit most Tractors old and newer. Whether replacing the old Generator, or external regulated Alternator (DN series Delco) this kit fits the bill. This kit gives you an upgraded reman Delco 10 "SI" internal regulated Alternator, our 3 way quick disconnect, along with a 3 wire system for instant charging when the engine is fired up! Gets rid of that problem child external Voltage Regulator too! We also offer an optional pulley upgrade as well for earlier Tractors that use the 5/8" wide belt if you don't have the pulley or your Generator pulley is damaged. Anyway you slice it, we have an upgrade kit for your Tractor. Remember, this kit only upgrades the charging side of the system. Works with the exsisting or OEM wiring system. Wiring instructions included.