AUTO PART
Dorman Expansion Tank 603-773
Expansion Tank
Manufacturer Part Number603-773
Part TypeExpansion Tank
Vehicle Focus (not verified fitment)2015 Jeep Wrangler
BrandDorman
Verified vehicle applications are listed below. Match your exact vehicle configuration before ordering.
Confirm year, make, model, engine and drivetrain before ordering.
Confirm year, make, model, engine and drivetrain before ordering.
Part Specifications
| Cap Included | Yes |
|---|---|
| Cap Type | Flip Top |
| Capacity | 1.5 L LT |
| Color | Natural |
| Height | 17.5 IN |
| Height | 17.5 In. |
| Length | 5 IN |
| Length | 5 In. |
| Level Sensor Included | No |
| Material | Plastic |
| Mount Hole Quantity | 1 |
| Mounting Brackets Included | No |
| Mounting Hardware Included | No |
| Mounting Hole Quantity | 1 IN |
| Package Contents | 1 Cap |
| Package Contents | 1 Coolant Reservoir |
| Package Contents | 1 Hose |
| Pressurized | No |
| Shape | Irregular |
Verified Vehicle Fitment
Make: Jeep
Model: 2 verified models — see exact combinations below.
Years: 2012–2018 — varies by model and configuration.
Check before ordering: Match the year, make, model, position, and every engine, transmission or other restriction in the same row. Listed years do not apply to every model.
View vehicle applications (2 configuration groups)
| Years | Make | Model | Position | Engine / transmission / notes |
|---|---|---|---|---|
| 2012–2017 | Jeep | Wrangler | Front | No additional restrictions supplied; confirm exact configuration. |
| 2018 | Jeep | Wrangler JK | Front | No additional restrictions supplied; confirm exact configuration. |
Source: supplier-verified applications for Dorman 603-773. A vehicle not listed is not confirmed compatible.
Shop more parts for your vehicle
Browse these vehicle parts pages, then check the restrictions on each product. Not every part on a vehicle page fits every engine or configuration.
Jeep Wrangler
Jeep Wrangler JK
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