Maximize your truck's efficiency with the Chelsea 2442-S-A-2AF PTO. This 2442 Series, engine-driven Power Take-Off features air shift operation for seamless engagement. Designed with a 26/17 speed ratio (74% of engine speed) and an SAE BB 2 or 4-bolt flange with a 1-inch, 15-tooth SAE BB shaft, it's ideal for heavy-duty applications. Boasting a cast iron housing and tapered cone bearings, this durable unit delivers up to 170 lb-ft (230 Nm) intermittent torque and 16 HP at 500 RPM output shaft speed, ensuring robust performance and longevity.