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Peterbilt · Body & Cab
121-0001-000
In stock · ships from Knoxville
This is a black plastic HVAC control knob with a center insert, designed for Peterbilt heavy-duty trucks equipped with the Sprague HVAC system.
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Peterbilt
Peterbilt
Fits models with Sprague HVAC control panels. Verify exact model year and dash configuration before purchase. Often sold as a single knob, but some suppliers offer a kit of three knobs under the same part number.
Part data verified against 4 catalog sources
Numbers this part supersedes or interchanges with. Showing 2 of 2.
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It replaces worn, cracked, or missing knobs on the dash climate control panel, restoring a factory appearance and tactile feel. The knob is a direct OEM replacement for Peterbilt part 121-0001-000 and is commonly sold individually or in a kit of three to refresh all HVAC dials.
Part Number: 121-0001-000
CONTROL KNOB
Vendor: Peterbilt of Knoxville
Dealer: KP Services Crossville
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