The distribution channel suitable for the sale tractor is________

The suitable distribution channel for the sale of a tractor is "Manufacturer Æ dealer Æ user." In this distribution channel, the manufacturer sells the tractors directly to authorized dealers, who then sell the tractors to the end-users. This distribution channel is appropriate for high-value and complex products such as tractors, which require specialized knowledge and expertise to sell and maintain. Dealers can provide additional services such as financing, delivery, and after-sales support to the end-users. Therefore, the answer is Manufacturer Æ dealer Æ user.