Toyota Sienna

2003-01 → 2009-12 · chassis GSL2#,MCL2# · catalogue 622420 · United States

Supported model Data version 2010-07

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

Pulley Sub-assy, Idler, NO.2

PNC 16604 · 2 part lines in this catalogue

Drawn on 163820B, 167070A — open a drawing to see this group in context.

Part number	Fitment	Period	Status	List price
16604-31010	2GRFE 3500CC 24-VALVE DOHC EFI GSL2#	2006-12 → 2007-09	Superseded / ended 2007-09	—
16604-31020	2GRFE 3500CC 24-VALVE DOHC EFI GSL2#	2007-09 → —	Current	—

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.