The Mahindra 1640 is a compact utility tractor from the 1600 Series produced starting in 2018. It features a 2.7L 4-cylinder diesel engine with 38.7 hp (28.9 kW) and offers both 8-speed sync shuttle and hydrostatic transmission options. The tractor includes four-wheel drive, power steering, wet disc brakes, and a two-post folding ROPS. It supports various attachments including a 72" mid-mount mower deck, front-end loader, and backhoe. The 1640 is designed for versatility and utility in compact tractor applications.