1975 Pontiac Bonneville 2-Door Hardtop Coupe. Pontiac’s original full-sized Wide-Track Published March 18, 2024 at 2048 × 1528 in Pontiac ← Previous Next → 1975 Pontiac Bonneville 2-Door Hardtop Coupe. Pontiac’s original full-sized Wide-Track Source: www.flickr.com / Alden Jewell