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The Napa NST4421 Anti-Roll Bar Link is a replacement steering or suspension joint component that locates connected chassis parts while allowing their intended movement. Its catalogue specification records M12X1.5 thread size, 200 mm length, paired reference NST4420, and front axle right fitting position. It is listed in the link/Coupling Rod, stabiliser bar product category. Match the reference, side, axle position, joint or thread dimensions and vehicle application before fitting; steering geometry should be checked after replacement where applicable.
- Vendor NAPA
- SKU NST4421
- PORSCHE : 99634307002 99634307003 99634307004 996343070Z2 996343070Z3
- APEC : AST4421
- BORG & BECK : BDL7052
- DELPHI : TC2648
- FEBI BILSTEIN : 26532
- FIRST LINE : FDL7052
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