HomeBelts and Cooling > Water Pump and Related ComponentsGMB 120-4550 Engine Water Pump
Part #: 120-4550

GMB 120-4550 Engine Water Pump

⚙️ 12 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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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
🚗Fitment: Jeep and Ram, 1500, 1500 Classic, and Grand Cherokee
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Water Pump for Jeep and Ram Vehicles

The GMB 120-4550 engine water pump is designed to maintain optimal engine temperature for Jeep Grand Cherokee and Ram 1500 models. Manufactured with durable aluminum, this new water pump meets OEM standards to ensure consistent performance and longevity.

  • Constructed from high-quality aluminum for durability and heat resistance
  • OEM standard item grade for reliable fit and function
  • Compatible with Jeep Grand Cherokee and Ram 1500, including 1500 Classic
  • New product condition for dependable operation
  • Does not include gaskets or pulley, allowing for flexible installation options

Product Details and Specifications

The GMB 120-4550 engine water pump is engineered to provide efficient coolant circulation within the engine cooling system. Its aluminum construction offers corrosion resistance and lightweight strength, contributing to improved engine cooling efficiency. This water pump is designed without an included pulley or gaskets, enabling compatibility with existing components or aftermarket parts. Meeting OEM standards, it ensures proper fitment and reliable performance for Jeep Grand Cherokee and Ram 1500 series vehicles.

Compatible Vehicles and Applications

  • Jeep Grand Cherokee models requiring a replacement water pump
  • Ram 1500 and 1500 Classic trucks needing engine cooling system maintenance
  • Replacement part for addressing engine overheating or coolant circulation issues
  • Suitable for vehicles experiencing water pump leaks or mechanical failure

Installation Notes and Tips

When installing the GMB 120-4550 water pump, verify compatibility with your specific Jeep or Ram model year and engine type. Since gaskets and pulley are not included, ensure you have the correct sealing components and pulley ready for installation. Proper torque specifications should be followed to avoid leaks or premature wear. It is recommended to inspect the cooling system hoses and thermostat during installation for comprehensive maintenance.

Quality Assurance and Warranty

This GMB engine water pump is manufactured to meet OEM standards, providing assurance of quality and fitment. The new condition of the part guarantees it is free from defects and ready for immediate use. While specific warranty details are not provided, GMB products typically come with manufacturer-backed warranties to support product reliability and customer satisfaction.

BrandGMB
Part Number120-4550
Gaskets IncludedNo
Item GradeOem standard
MaterialAluminum
Product ConditionNew
Pulley IncludedN

This part fits 12 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2019JeepGrand Cherokee3.0LV6DIESELN/A
2019Ram1500 Classic3.0LV6DIESELN/A
2018JeepGrand Cherokee3.0LV6DIESELN/A
2018Ram15003.0LV6DIESELN/A
2017JeepGrand Cherokee3.0LV6DIESELN/A
2017Ram15003.0LV6DIESELN/A
2016JeepGrand Cherokee3.0LV6DIESELN/A
2016Ram15003.0LV6DIESELN/A
2015JeepGrand Cherokee3.0LV6DIESELN/A
2015Ram15003.0LV6DIESELN/A
2014JeepGrand Cherokee3.0LV6DIESELN/A
2014Ram15003.0LV6DIESELN/A

* 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:

120455068211202AAN204550

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.