Orscheln’s patented fluid level indicators are a great option for off-highway engines and transmissions. Orscheln Products is a global leader in OEM and aftermarket fluid level indicators (dipsticks) for off-highway engine and transmission applications. At Orscheln Products, we have patented our Twist2Lock dipsticks, and we believe these are some of the best dipsticks available for the off-highway market today. What makes these patented fluid level indicators different than other fluid level indicators is that Orscheln has created and utilizes its patented locking cap and assembly process, which offers increased accuracy of fluid level, leading to greater powertrain efficiency and performance. To learn more about off-highway engine and transmission fluid level indicators, please click here.