1964-1977 C2-C3 Chrome Door - Seat Knob Pair - 3846934 - OEM Number(s) (3846934)
Factory-Style Chrome Threaded Knobs for Door and Seat Functionality
Restore original look and tactile function to your C2 or C3 interior with this factory-style reproduction of GM part number 3846934. These chrome-plated threaded balls were used in two distinct applications: as inner door opening knobs on 1964–1967 Corvettes and as seat adjuster knobs from 1968–1977. Each ball features the correct 1/4"-20 threaded brass insert and measures the original 1-3/16" in diameter for authentic fitment and feel.
Fits the Following Corvette Models:
• 1964–1967 C2 – Inner Door Opening Knobs
• 1968–1977 C3 – Seat Adjuster Knobs
Features
• Exact reproduction of GM part number 3846934
• Correct application for both door openers (C2) and seat adjusters (C3)
• Chrome finish over molded core matches factory appearance
• Durable brass threaded insert – standard 1/4"-20
• 1-3/16" outer diameter for correct hand-feel and leverage
• Set of 2 – replaces both LH and RH sides
• Installs in seconds with no modification required
• Common upgrade for missing, worn, or incorrect knobs
Dimensions and Weight
• Diameter: 1-3/16 inches
• Thread Size: 1/4"-20 (standard coarse thread)
• Material: Chrome-plated plastic with brass insert
• Sold as: Pair (2 knobs)
Because Details Matter
Whether you're fine-tuning your C2’s inner door function or finishing off a C3 seat track restoration, these knobs restore the factory-correct feel and fitment that separate restored Corvettes from improvised survivors. With proper threading, correct diameter, and factory-correct sheen, they’re the subtle detail that gets noticed.
Also known under these part numbers: (For reference only)
- 290058
- 3846934
- 686420077503
- EC576