258mm LU (4T65-E),265mm LU (4T60-E, 4T80-E)

Piston/Damper Assembly
Part No.GM-DA-8

OE Salvaged Assembly, Sold "As-Is", Does not fit the 4T60-E 265mm LU

Sonnax salvaged OE piston/damper assembly GM-DA-8 can be used to replace damaged assemblies in GM 258mm LU (4T65-E) converters.

This hard-to-find salvaged piston/damper assembly can also be used with Sonnax piston plateGM-DA-7Pand rivetsGM-RV-9to convert the viscous damper assembly in GM 265mm LU (4T80-E) units, which have a high failure rate due to leaks and cannot be repaired, to a mechanical spring-type damper.

GM-DA-8 can also be used for optional builds in Sonnax racekitsGM-RK-16,GM-RK-17andGM-RK-18.

Where to Buy

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  • New Customers:填写表格and a sales representative will contact you.
  • 258mm LU (4T65-E), 265mm LU (4T60-E, 4T80-E) Piston/Damper Assembly GM-DA-8
  • 258mm LU (4T65-E), 265mm LU (4T60-E, 4T80-E) Piston/Damper Assembly GM-DA-8 details