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GatesPart #: 12398

Gates 12398 HVAC Heater Hose - Heater - Left Side
⚙️ 14 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$21.55Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
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*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦Molded Heater Hose, Heater - Left Side
🚗Fitment: Ford and Mercury, Explorer, Explorer Sport Trac, and Mountaineer
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
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Gates 12398 HVAC Heater Hose - Heater - Left Side
| Brand | Gates |
| Part Number | 12398 |
| Position | Molded Heater Hose, Heater - Left Side |
| Material | Epdm |
| End 1 Inside Diameter | .62 |
| End 1 Inside Diameter | 16 |
| End 2 Inside Diameter | .62 |
| End 2 Inside Diameter | 16 |
| Centerline Length | 145 |
| Centerline Length | 5.7 |
| Branch Quantity | 0 |
| 9839 | Yes |
| 9845 | 0 |
This part fits 14 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2010 | Ford | Explorer | 4.0L | V6 | GAS | Heater - Left Side | W/O Aux. Heater; Molded Heater Hose |
| 2010 | Ford | Explorer Sport Trac | 4.0L | V6 | GAS | Heater - Left Side | Molded Heater Hose |
| 2010 | Mercury | Mountaineer | 4.0L | V6 | GAS | Heater - Left Side | W/O Aux. Heater; Molded Heater Hose |
| 2009 | Ford | Explorer | 4.0L | V6 | GAS | Heater - Left Side | W/O Aux. Heater; Molded Heater Hose |
| 2009 | Ford | Explorer Sport Trac | 4.0L | V6 | GAS | Heater - Left Side | Molded Heater Hose |
| 2009 | Mercury | Mountaineer | 4.0L | V6 | GAS | Heater - Left Side | W/O Aux. Heater; Molded Heater Hose |
| 2008 | Ford | Explorer | 4.0L | V6 | GAS | Heater - Left Side | W/O Aux. Heater; Molded Heater Hose |
| 2008 | Ford | Explorer Sport Trac | 4.6L | V8 | GAS | Heater - Left Side | Molded Heater Hose |
| 2008 | Mercury | Mountaineer | 4.0L | V6 | GAS | Heater - Left Side | W/O Aux. Heater; Molded Heater Hose |
| 2007 | Ford | Explorer | 4.0L | V6 | GAS | Heater - Left Side | W/O Aux. Heater; Molded Heater Hose |
| 2007 | Ford | Explorer Sport Trac | 4.6L | V8 | GAS | Heater - Left Side | Molded Heater Hose |
| 2007 | Mercury | Mountaineer | 4.0L | V6 | GAS | Heater - Left Side | W/O Aux. Heater; Molded Heater Hose |
| 2006 | Ford | Explorer | 4.0L | V6 | GAS | Heater - Left Side | W/O Aux. Heater; Molded Heater Hose |
| 2006 | Mercury | Mountaineer | 4.0L | V6 | GAS | Heater - Left Side | W/O Aux. Heater; Molded Heater Hose |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
133986L24 18C553 HA6L2Z 18C553 E6L2Z 18C553 HF10611
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.