1968-1977 C3 Interior Door Lock Knob and Clip 3915649 - OEM Number(s) (3915649)
Lock It In: 1968–1977 Corvette C3 Interior Door Lock Knob and Clip – Single
Restore original appearance and secure functionality to your C3 Corvette’s door lock system with this exact-fit lock knob and retaining clip. Designed for all 1968–1977 models, this piece installs directly onto the door lock mechanism, bringing back smooth operation and classic interior detail.
Factory-Correct Fit and Finish
This door lock knob is precision diecast-molded to match the original GM Part Number 3915649, featuring the correct chrome plating and black-painted grip. The included clip ensures a tight, rattle-free connection to the lock rod, replicating the feel and look of the original assembly.
OEM Quality in a One-Piece Format
Whether you’re replacing a single missing or damaged knob or restoring one door at a time, this unit delivers the same quality as the full set—just one piece at a time. Ideal for interior touch-up work or component-by-component restoration.
Features
• Fits all 1968–1977 Corvette C3 models
• Includes 1 door lock knob and 1 retaining clip
• Inserts directly onto factory lock mechanism
• Molded from chromed diecast metal with black-painted grip
• Replaces GM Part Number 3915649
• Sold individually
Dimensions and Weight
• Dimensions: Factory-matched for C3 lock rod threads
• Weight: Lightweight diecast unit
Tech Notes
• Installs by pushing directly onto the existing lock rod
• Clip ensures secure fitment and eliminates vibration
• No modifications required – direct replacement part
Why Corvette Owners Choose This Part
Sometimes it's the smallest parts that matter most. This knob restores a high-contact component with GM-authentic style and solid feel. One part—big impact.
Take Action
Replace your worn or missing C3 interior door lock knob with this chrome and black OEM-style unit. Fits 1968–1977 Corvette. Replaces GM #3915649. Sold individually.
Also known under these part numbers: (For reference only)
- 1078
- 3915649
- 483350
- 602029
- 686420015277