Toyota Tundra

2006-11 → 2021-10 · chassis GSK5#,UCK5#,UPK5#,USK5# · catalogue 841430 · United States

Supported model Data version 2023-05

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

Switch, Trailer Brake Control

PNC 84391 · 2 part lines in this catalogue

Drawn on 84E423F, 84E424C, 84K446, 84K448 — open a drawing to see this group in context.

Part number	Fitment	Period	Status	List price
84391-0C010 note	USK56,57 HTWCF HIGH EFFICIENCY TWIN CAM(FLEX	2017-08 → 2019-07	Superseded / ended 2019-07	—
84391-0C010 note	USK5# HTWC HIGH EFFICIENCY TWIN CAM	2017-08 → —	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.