Toyota Lexus NX Series(Tmmc

2022-03 → present · chassis AAZA2#,AAZH25,TAZA25 · catalogue 52E420 · United States

Supported model Data version 2022-02

Parts groups Model variants Characteristics Frame ranges Catalogue groups Illustration notes Newest parts Spec codes

Radiator Assy

PNC 16400 · 8 part lines in this catalogue

Drawn on 168410B, 168414A, 168415, 168416, 1690IL — open a drawing to see this group in context.

Part number	Fitment	Period	Status	List price
16400-0P550 note	T24AFTS 2400CC 16-VALVE DOHC TAZA25	2022-03 → 2023-04	Superseded / ended 2023-04	—
16400-0P550 note	A25AFXS 2500CC 16-VALVE DOHC AAZH25	2022-03 → 2024-04	Superseded / ended 2024-04	—
16400-0P550 note	T24AFTS 2400CC 16-VALVE DOHC TAZA25	2023-04 → —	Current	—
16400-0P550 note	A25AFXS 2500CC 16-VALVE DOHC AAZH25	2024-04 → —	Current	—
16400-F0010	A25AFKS 2500CC 16-VALVE DOHC AAZA2#	2022-03 → 2025-08	Superseded / ended 2025-08	—
16400-F0010 note	T24AFTS 2400CC 16-VALVE DOHC TAZA25	2023-04 → —	Current	—
16400-F0010	A25AFXS 2500CC 16-VALVE DOHC AAZH25	2024-04 → —	Current	—
16400-F0021	A25AFXS 2500CC 16-VALVE DOHC AAZH25	2022-03 → 2024-04	Superseded / ended 2024-04	—

Several lines under one group is normal — they are the variants for different build periods, destinations and specifications. The fitment codes are what separate them.