1974-1977 C3 Coupe Rear Quarter Trim Panel Extensions Pair - OEM Number(s) (339129,339130)
Restore rear interior coverage and factory-correct appearance with quarter trim panel extensions designed for proper fit and color match.
These Corvette rear quarter trim panel extensions are designed for 1974-1977 C3 coupe models and provide coverage for the shoulder harness belts and retractor reels beside the rear quarter trim panels. They help restore the clean, finished look of the rear interior while replacing faded, cracked, or damaged originals.
These reproduction extensions are manufactured for accurate fit and color match, ensuring they blend properly with your existing interior panels. Sold as a pair, they are an excellent restoration component for returning your Corvette interior to factory-style condition.
Fits the Following Corvette Models:
C3 Coupes: 1974, 1975, 1976, 1977.
Features / Benefits:
• Reproduction rear quarter trim panel extensions for 1974-1977 C3 Corvette coupes
• Fits rear interior areas covering shoulder harness belts and retractor reels
• Available in all original interior colors for proper color matching
• Exact reproduction design for correct fit and appearance
• Restores worn, faded, or damaged rear interior trim areas
• Sold as a pair for left and right side coverage
• GM reference part number: 339129, 339130
Material / Finish:
Factory-style molded interior panels designed for proper fit, durable use, and accurate color-matched appearance.
Also known under these part numbers: (For reference only)
- 10022222
- 21900
- 21901
- 21902
- 21903
- 21904
- 21905
- 21906
- 21907
- 21908
- 21909
- 21910
- 21911
- 21912
- 21913
- 339129
- 339130
- 428216
- 428219
- 428220
- 428224
- 428231
- 428234
- 428243
- 428245
- 428251
- 428255
- 428257
- 428261
- 428267
- 428276
- E603101
- E603111
- E603115
- E603117
- E603133
- E603138
- E603144
- E603145
- E603149
- E603158
- E603166
- E603169
- E603173
- EC603134