Plug, Radiator Drain Cock

16417-21280

Superseded / ended 2025-09 PNC 16400B Europe

Fitment

Codes the factory prints against this line. Hover for the catalogue's own expansion.

8GRFXS 3500CC 24-Valve Dohc GVF5#

Fits: Lexus LS Series GSF50,GVF5#,VXFA55
Valid: 2020-11 → 2025-09
Model period: 819W
Destination †: 01
Catalogue page †

† Read from the record layout but confirmed by no published legend.

Shown on

Figure 166802E Figure 166805C Figure 166815E Figure 168450

Replacement history

Follow the number forward to what a dealer would supply today:

16417-21280 16417-0C180 16417-21280

The chain loops back on itself in the source data and is cut here.

Replaces

16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180 16417-0C180

Interchangeable numbers

Number	Alternative	Effective
16417-0C180	16417-21280	2009-07

Other lines in this group

Part number	Period	Status
16417-21280	2017-10 → 2020-10	Superseded / ended 2020-10
16417-21280	2017-12 → 2020-10	Superseded / ended 2020-10
16417-21280	2020-11 → 2024-10	Superseded / ended 2024-10
16417-21280	2020-11 → 2024-10	Superseded / ended 2024-10

List price

Not priced in this market.

Only the Japanese dataset ships a price file. Add the part to an enquiry to ask a seller for a quote.

This number everywhere

Every vehicle in every market that takes 16417-21280.

Show all applications

No quantity, deliberately

The factory catalogue records which parts a vehicle takes, never how many. Quantity was always typed in by the parts counter when raising an order, so nothing here can tell you whether you need one or four.