Check the listing for details. Holmes Hobbies Puller Pro V2 540 Waterproof Sensored Crawler Motor (3500kV). Condition: New. Listed at 109.99 USD. This Holmes Hobby Puller Pro V2 540 Waterproof Sensored Crawler Motor is perfectly suited as a drop in motor for any rock crawler or rock racer that uses 540 and 550 motors. The Puller Pro v2 delivers exceptional performance in rock racing with an extremely strong brake, with top class smoothness going slow in the rocks and rough terrain. This motor was designed for extra control in fast, large, heavy, and two speed rock crawlers. Improvements from the Version One include better drag brake, adjustable and more accurate sensors, better performance in reverse rotation rigs, beefier solder tabs for lower resistance, and a sideways oriented sensor port for tight installs. Features: Four pole 18mm diameter x 25mm length rotor Twelve slot stator 13g phase wires with 4mm bullets installed Oversized bearings Sensored with adjustable timing Waterproof sensor board Includes sensor wire Specifications: Motor Size: Standard 540 Mounting Pattern: 25mm Mounting Screws: M3 Shaft: 3.175mm Diameter: 36mm Length: 53mm Weight: 210g (7.4oz) w/ wires RPM Max: 50,000 About Us | View Store