Dorman Brake Master Cylinder Brake Master Cylinder M80903
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Dorman M80903 Brake Master Cylinder
Dorman M80903 is a brake master cylinder.
Specifications
| Manufacturer Part Number | M80903 |
| Type | Brake Master Cylinder |
| UPC | 082702401941 |
| Specification | OE Replacement |
| Specification | 1 Inch Bore |
| Specification | 1/2 - 20 Inch Forward Port And 9/16 - 18 Rearward Port |
| Specification | With Reservoir |
| Specification | Without Vehicle Connector |
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

