A pack that slips under throttle is telling you the friction material is done, whatever the fluid looks like on the stick.4L60E COMBO. This friction pack returns the clutch to the holding capacity the unit was designed around.Bedding in happens in the first heat cycles, so the initial fill and the first drive matter. Shipping weight is 7.45 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. Friction Clutch Plate Set for 4L60E - replacement component designed for proper fit and function Designed to support proper clutch apply, holding capacity and shift feel during clutch pack service Package Includes: one friction clutch plate set as described, supplied loose for clutch pack service High energy friction material bonded to a steel core - designed for dependable service in the intended application. Ships at 7.45 lb, 13.25x11.5x2.38 in Intended for technicians restoring holding capacity. Soak the plates in the specified fluid before assembly and set to the service manual range What's in the box WHAT IS IN THE BOX 1 x Steel Clutch Pack, 4L60E AND COMBO Compatible vehiclesFits Express G1500 1/2 Ton - Van [96], S10 - Pickup [93-96], Silverado 3500 1 Ton - Pickup [01-03], Sierra 2500 3/4 Ton 2WD - Pickup [99-03], Rainier [04-06], Camaro [93-96], Corvette [93-96], Blazer S10 2WD [93-03], C1500 1/2 Ton - Pickup [93-96], C2500 3/4 Ton - Pickup [93-96], Express G2500 3/4 Ton - Van [97-03], K1500 1/2 Ton 4WD - Pickup [93-96].