Q21-6117-291 | Genuine Paccar® Electronic Shift Control

Description and Purpose:

OEM Paccar Electronic Shift Control – 4 Position RND. Part number: Q21-6117-291. Condition: New. This factory-grade electronic shift selector provides accurate reverse, neutral, and drive input for DT12 automatic transmissions. Built for the dashboard layout of Peterbilt 579, this heavy-duty truck component ensures precise, consistent electronic control.

Why Replacement is Important:

When a gear selector fails, the transmission may lose its ability to properly engage gears, causing unsafe conditions and downtime. Replacing it restores full shift functionality and maintains operational standards.

Impact on Vehicle Performance:

A fully functioning selector maintains the truck’s drivability, allowing reliable mode switching without hesitation. It supports smoother transitions and protects the drivetrain system.

Manufacturer Information:

Paccar® components are engineered for durability in demanding trucking environments, fully compatible with modern transmission systems including Detroit DT12.

Tags & Category: Shift Controls, Electronic Shift Control, Gear Selector, RND Shift Lever, Engine Brake Selector, Transmission Controls, Freightliner Cascadia Parts, Automatic Transmission Switch, Heavy Duty Truck Shifter, Dashboard Controls, Detroit DT12 Compatible, 4 Position Shift Lever, Electronic Powertrain Control

Warranty:

Parts Finder Q offers a 365-days warranty for all types of parts in any condition. The -warranty applies exclusively to purchases made directly through our website (partsfinderq.com). Please note that purchases made through third-party platforms like eBay or Amazon are not covered by this warranty.