Available for medium- and heavy-duty trucks, Euclid® self-adjusting 15.5 in. clutch comes in 15.5 x 2 in. models with 7 springs or 9 springs in 4- and 6-paddle options. Over-adjustment prevention technology is standard, and Actively Expanding Seal (AES) provides anti-contamination enclosure. Self-locking worm gear ensures positive adjustment, and reset procedure, if required, does not require clutch removal.