Check the listing for details. Euclid 12" Rear Spring Eye Pivot/Pivot Block: Part Number E-11749. Condition: New. Listed at 68.99 USD. The Euclid 12" Rear Spring Eye Pivot/Pivot Block, part number E-11749, is a critical component for Peterbilt leaf springs. Manufactured by Euclid, this pivot block ensures smooth and reliable suspension performance for commercial trucks. Designed specifically for the rear spring eye, this durable and high-quality part is essential for maintaining the structural integrity and functionality of the vehicle's suspension system. Whether you are looking to replace a worn-out pivot block or upgrade to a more reliable option, this product is a key component in ensuring the smooth operation of your commercial truck. Priced out as one item but more than one available for purchase. Please contact seller if you would like to purchase more than one block. New old Stock.