OE damper hub splines in GM 258mm LU (4T65-E) converters are made of soft, low-carbon steel and are prone to failure. Sonnax high-strength splined insert GM-I-33 replaces worn or damaged splines, allowing salvage of the damper hub.
Hardened steel for added strength and increased wear resistance
Superior weld characteristics
Material: Hardened Steel
Hub Mount: Flanged
Pilot Type: Weld-In
Assembled Height: 0.454"
Pilot Dia.: 2.315"
Internal Spline Tooth Count: 45
Existing Customers: Contact your sales representative.