Heat distorts a steel plate long before it discolors, which is why a pack that looks reusable often is not.AS66RC steel pack 2013. These steel plates are machined flat within specification so the clutch pack applies evenly across the full friction surface.Surface finish decides how the friction material beds in during the first heat cycles. Shipping weight is 13.4 lb.The parts list below is exactly what ships. Compare it against your teardown before ordering.REMCO has supplied automatic transmission parts since 1991, and every order ships with its part listing so the receiving technician can check what arrived against what was ordered. Steel Clutch Plate Module for AS66RC - replacement component designed for proper fit and function Designed to support proper heat transfer, clutch and plate stack height during clutch pack service Package Includes: one steel clutch plate module as described, supplied loose for clutch pack service Hardened steel plates matched to the stock stack thickness - designed for dependable service in the intended application. Ships at 13.40 lb, 13.25x11.5x2.38 in Intended for builders replacing scored or heat damaged plates. Deburr the drum splines, stack alternating with the frictions and set to the service manual range What's in the box1 x Steel Clutch Pack, AS66RC AS69RCCompatible vehiclesFits Ram 3500 1 Ton - Pickup [07-10], Ram 3500HD 1 Ton - Pickup [07-15], Ram 4500HD Pickup [08-12], Ram 5500HD Pickup [07-12], W3500 1 Ton Tilt Cab [06-11], W4500 1 1/2 Ton Tilt Cab [06-11], W5500 2 Ton Tilt Cab [06-11], NPR / HD / NQR / NRR Tilt Cab [06-15], Reach Van [11-15], Fuso FE [05-11].