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SKU: BS399 - 1939-1949 GM Backglass Seal
1939-1949 GM Backglass Seal
1939-1949 GM Backglass Seal
Replaces factory #4090921, #4115056, #4115113, #4125209, #4125388, and #4151138
About Us
CARS LLC is a small family-run business started by a father and now owned and operated by his son. Since 1973, we have been the world’s foremost Buick restoration parts specialist, sourcing, manufacturing, and engineering parts for Buicks across nine decades. We feature five catalogs covering 1920-1960, Riviera, 1961 and Up Big Cars, Special/Skylark GS, and Regal/Grand National.
As Buick owners, we pride ourselves on providing items we use on our own vehicles. The core of our business has always been used, as well as new/old stock parts. Our expertise and familiarity with General Motors, their inventory, and manufacturing standards provide us with the knowledge and experience to ensure our items adhere to original functionality and quality.
CARS LLC endeavors to maintain extremely competitive prices and shipping rates. Our prices continuously adjust as rates, costs, and supply-chain issues persist post-COVID. Please call us at the direct customer service line below for updated pricing. We appreciate the continued support and business of our dedicated customers. Without you, we couldn’t offer such a wide range of products.
We sincerely hope you feel our dedication and commitment with every purchase and installation. If you encounter any issues or concerns, please contact us using the information below, and we will do all we can to ensure your satisfaction.
Please Note:
We accept returns within 30 days of the purchase date.
- We implement a 10% restocking fee for returns.
CARS LLC
www.oldbuickparts.com
908 (369)-3666
sales@oldbuickparts.com
205 Pearl Street Neshanic Station, NJ 08853
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Notes |
|---|---|---|---|
| 1939 | BUICK | Century 2 Door Sedan - Model 68 | |
| 1939 | BUICK | Century 4 Door Sedan - Model 61 | |
| 1939 | BUICK | Century Convertible Coupe - Model 66C | |
| 1939 | BUICK | Century Sport Coupe - Model 66S | |
| 1939 | BUICK | Special 2 Door Sedan - Model 48 | |
| 1939 | BUICK | Special 4 Door Sedan - Model 41 | |
| 1939 | BUICK | Special 4 Door Sport - Model 41C | |
| 1939 | BUICK | Special Business Coupe - Model 46 | |
| 1939 | BUICK | Special Sport Coupe - Model 46S | |
| 1939 | CADILLAC | LaSalle Series 50 2 door Coupe - 2 Passenger | |
| 1939 | CADILLAC | LaSalle Series 50 2 door Touring Sedan - 5 Passenger | |
| 1939 | CADILLAC | LaSalle Series 50 4 door Imperial Sedan - 5 Passenger | |
| 1939 | CADILLAC | LaSalle Series 50 4 door Touring Sedan - 5 Passenger | |
| 1939 | CADILLAC | Series 61 2 door Coupe - 2 Passenger | |
| 1939 | CADILLAC | Series 61 4 door Imperial Sedan - 5 Passenger | |
| 1939 | CADILLAC | Series 61 4 door Touring Sedan - 5 Passenger | |
| 1939 | OLDSMOBILE | Series 70 Model G 2 door Business Coupe | |
| 1939 | OLDSMOBILE | Series 70 Model G 2 door Club Sedan - 4 Passenger | |
| 1939 | OLDSMOBILE | Series 70 Model G 2 door Sedan - 5 Passenger | |
| 1939 | OLDSMOBILE | Series 70 Model G 4 door Sedan - 5 Passenger | |
| 1939 | OLDSMOBILE | Series 80 Model L 2 door Business Coupe | |
| 1939 | OLDSMOBILE | Series 80 Model L 2 door Club Coupe | |
| 1939 | OLDSMOBILE | Series 80 Model L 2 door Coupe - 5 Passenger | |
| 1939 | OLDSMOBILE | Series 80 Model L 4 door Sedan - 5 Passenger | |
| 1940 | BUICK | Century 4 Door Sedan - Model 61 | |
| 1940 | BUICK | Century 4 Door Sport - Model 61C | |
| 1940 | BUICK | Century Business Coupe - Model 66 | |
| 1940 | BUICK | Century Convertible Coupe - Model 66C | |
| 1940 | BUICK | Century Sport Coupe - Model 66S | |
| 1940 | BUICK | Special 2 Door Sedan - Model 48 | |
| 1940 | BUICK | Special 4 Door Sedan- Model 41 | |
| 1940 | BUICK | Special Convertible - Model 46C | |
| 1940 | BUICK | Special Sport Coupe - Model 46S | |
| 1940 | CADILLAC | LaSalle Series 50 2 door Coupe - 2 Passenger | |
| 1940 | CADILLAC | LaSalle Series 50 2 door Sedan | |
| 1940 | CADILLAC | LaSalle Series 50 2 door Touring | |
| 1940 | CADILLAC | LaSalle Series 50 4 door Sedan | |
| 1940 | OLDSMOBILE | Series 70 Dynamic Model G 2 door Business Coupe | |
| 1940 | OLDSMOBILE | Series 70 Dynamic Model G 2 door Club Coupe - 4 Passenger | |
| 1940 | OLDSMOBILE | Series 70 Dynamic Model G 2 door Touring Sedan - 5 Passenger | |
| 1940 | OLDSMOBILE | Series 70 Dynamic Model G 4 door Touring Sedan - 5 Passenger | |
| 1941 | BUICK | Century 2 Door Sedanet - Model 66S | |
| 1941 | BUICK | Century 4 Door Touring Sedan - Model 61 | |
| 1941 | BUICK | Century Business Coupe - Model 66 | |
| 1941 | BUICK | Special 2 Door Sedanet - Model 46S | |
| 1941 | BUICK | Special 2 Door Sedanet - Model 46SSE | |
| 1941 | BUICK | Special 4 Door Sedan - Model 47 | |
| 1941 | BUICK | Special 4 Door Touring Sedan - Model 41 | |
| 1941 | BUICK | Special 4 Door Touring Sedan - Model 41SE | |
| 1941 | BUICK | Special Business Coupe - Model 44 | |
| 1941 | BUICK | Special Business Coupe - Model 46 | |
| 1941 | BUICK | Special Convertible Coupe - Model 44C | |
| 1941 | BUICK | Special Sport Coupe - Model 44S | |
| 1941 | CADILLAC | Series 61 2 door Coupe | |
| 1941 | CADILLAC | Series 61 4 door Sedan | |
| 1941 | OLDSMOBILE | Custom Cruiser Series 96 Model H 2 door Coupe | |
| 1941 | OLDSMOBILE | Custom Cruiser Series 96 Model H 4 door Sedan | |
| 1941 | OLDSMOBILE | Dynamic Series 76 Model G 2 door Business Coupe | |
| 1941 | OLDSMOBILE | Dynamic Series 76 Model G 2 door Club Sedan - 5 Passenger | |
| 1941 | OLDSMOBILE | Dynamic Series 76 Model G 4 door Sedan - 5 Passenger | |
| 1941 | OLDSMOBILE | Dynamic Series 78 Model J 2 door Business Coupe | |
| 1941 | OLDSMOBILE | Dynamic Series 78 Model J 2 door Club Sedan - 5 Passenger | |
| 1941 | OLDSMOBILE | Dynamic Series 78 Model J 4 door Sedan - 5 Passenger | |
| 1941 | OLDSMOBILE | Special Series 66 Model F 2 door Business Coupe | |
| 1941 | OLDSMOBILE | Special Series 66 Model F 2 door Club Coupe - 4 Passenger | |
| 1941 | OLDSMOBILE | Special Series 66 Model F 2 door Sedan - 5 Passenger | |
| 1941 | OLDSMOBILE | Special Series 66 Model F 4 door Sedan - 5 Passenger | |
| 1941 | OLDSMOBILE | Special Series 68 Model E 2 door Coupe | |
| 1941 | OLDSMOBILE | Special Series 68 Model E 2 door Coupe - 5 Passenger | |
| 1941 | OLDSMOBILE | Special Series 68 Model E 4 door Sedan | |
| 1942 | BUICK | Century 2 Door Sedanet - Model 66S | |
| 1942 | BUICK | Century 4 Door Sedan - Model 61 | |
| 1942 | BUICK | Special 2 Door Sedanet - Model 46SSE | |
| 1942 | BUICK | Special 4 Door Touring Sedan - Model 41 | |
| 1942 | BUICK | Special 4 Door Touring Sedan - Model 41SE | |
| 1942 | BUICK | Special 4 Door Touring Sedan - Model 47 | |
| 1942 | BUICK | Special Business Sedanet - Model 46 | |
| 1942 | BUICK | Special Business Sedanet - Model 48 | |
| 1942 | BUICK | Special Convertible Coupe - Model 44C | |
| 1942 | BUICK | Special Estate Wagon - Model 49 | |
| 1942 | BUICK | Special Family Sedanet - Model 46S | |
| 1942 | BUICK | Special Family Sedanet - Model 48S | |
| 1942 | BUICK | Special Utility Coupe - Model 44 | |
| 1942 | CADILLAC | Series 61 2 door Coupe | |
| 1942 | CADILLAC | Series 61 4 door Sedan | |
| 1942 | CADILLAC | Series 62 2 door Coupe | |
| 1942 | OLDSMOBILE | Custom Cruiser Series 98 Model L 2 door Club Sedan - 5 Passenger | |
| 1946 | BUICK | Special 2 Door Sedanet - Model 46S | |
| 1946 | BUICK | Special 4 Door Sedan - Model 41 | |
| 1946 | CADILLAC | Series 61 2 door Coupe | |
| 1946 | CADILLAC | Series 61 4 door Sedan | |
| 1946 | CADILLAC | Series 62 2 door Coupe | |
| 1947 | BUICK | Special 2 Door Sedanet - Model 46S | |
| 1947 | BUICK | Special 4 Door Sedan - Model 41 | |
| 1947 | CADILLAC | Series 61 2 door Coupe | |
| 1947 | CADILLAC | Series 61 4 door Sedan | |
| 1947 | CADILLAC | Series 62 2 door Coupe | |
| 1948 | BUICK | Special 2 Door Sedanet - Model 46S | |
| 1948 | BUICK | Special 4 Door Sedan - Model 41 | |
| 1949 | BUICK | Special 2 Door Sedanet - Model 46S |
We accept the following payment methods:
Your personal data will be used to process your order, support your experience throughout this website, and for other purposes described in our privacy policy.
We sincerely hope you feel our dedication and commitment with every purchase and installation. If you encounter any issues or concerns, please contact us using the information below, and we will do all we can to ensure your satisfaction.
Please Note:
We accept returns within 30 days of the purchase date.
- We implement a 10% restocking fee for returns.
- Vehicle SpecificSorry, we only have 9999 of that item available
- Vehicle SpecificSorry, we only have 9999 of that item available
- Vehicle SpecificSorry, we only have 9999 of that item available
- Vehicle SpecificSorry, we only have 9999 of that item available
- Vehicle SpecificSorry, we only have 9999 of that item available








