HomeBelts and Cooling > Hoses and PipesRein CHR0370R Radiator Coolant Hose - Lower
Part #: CHR0370R

Rein CHR0370R Radiator Coolant Hose - Lower

Lower
⚙️ 6 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: Mercedes-Benz, C240 and C320
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Rein Radiator Coolant Hose CHR0370R

The Rein radiator coolant hose CHR0370R is designed specifically for Mercedes-Benz C240 and C320 models. Engineered to reduce installation time and prevent leaks, this hose offers a reliable cooling system solution for your vehicle.

  • Reduces installation time with a precise fit
  • No cutting, refitting, or adjusting required
  • Prevents leaks and eliminates issues from reusing old quick connectors
  • Resistant to heat, salt, road debris, oil, and other contaminants
  • Constructed from durable EPDM material for long-lasting performance

Detailed Product Description

The Rein radiator coolant hose CHR0370R is an application-specific, branched hose designed to meet the exact specifications of Mercedes-Benz C240 and C320 vehicles. Measuring 17 inches (43.18 cm) in centerline length, this black hose features three hose ends with varying diameters to ensure a secure and leak-free connection. The hose ends measure 1.58 inches (inside diameter) and 1.81 inches (outside diameter) for the first end, 0.87 inches (inside) and 1.65 inches (outside) for the second, and 0.87 inches (inside) and 1.10 inches (outside) for the third. Manufactured from EPDM, the hose is resistant to heat, oil, salt, and road debris, complying with DIN 73411 industry standards. This hose is designed to prevent common issues caused by reusing old quick connectors, ensuring a reliable coolant flow and reducing the risk of leaks or system failures.

Common Applications and Issues Addressed

  • Replacement of worn or cracked radiator coolant hoses in Mercedes-Benz C240 and C320
  • Eliminates coolant leaks caused by damaged or deteriorated hoses
  • Prevents overheating due to compromised coolant flow
  • Addresses issues related to old or faulty quick connectors
  • Improves overall cooling system reliability and performance

Installation Notes and Tips

The Rein radiator coolant hose CHR0370R is designed for direct fitment with no need for cutting, refitting, or adjusting. This reduces installation time and complexity. Ensure all old quick connectors are replaced to prevent leaks. Verify hose end diameters match your vehicle’s specifications before installation. Properly secure all connections to maintain system integrity.

Quality Assurance and Warranty

Manufactured to meet DIN 73411 standards, the Rein radiator coolant hose CHR0370R is built for durability and performance. Made from high-quality EPDM material, it resists heat, oil, and environmental contaminants. While specific warranty details are not provided, Rein products typically adhere to strict quality control processes to ensure reliability in automotive cooling systems.

BrandRein
Part NumberCHR0370R
Application TypeApplicationspecific
Bullet Point 1Reduces installation time.
Bullet Point 2No cutting, refitting or adjusting the hose.
Bullet Point 3Prevents leaks and comebacks from reusing old quick connectors an
Bullet Point 4Resistant to heat, salt, road debris, oil and other contaminants.
Centerline Length Inches17.0000
Centerline Length Metric43.1800000
ColorBlack
Container TypeBg
Country of OriginTr
Heat Shield IncNo
Hose End 1 Inside Diameter Inches1.5800
Hose End 1 Inside Diameter Metric4.0132000
Hose End 1 Outside Diameter Inches1.8100
Hose End 1 Outside Diameter Metric4.5974000
Hose End 2 Inside Diameter Inches0.8700
Hose End 2 Inside Diameter Metric2.2098000
Hose End 2 Outside Diameter Inches1.6500
Hose End 2 Outside Diameter Metric4.1910000
Hose End 3 Inside Diameter Inches0.8700
Hose End 3 Inside Diameter Metric2.2098000
Hose End 3 Outside Diameter Inches1.1000
Hose End 3 Outside Diameter Metric2.7940000
Hose MaterialEpdm
Hose TypeBranched
Industry StandardsDin 73411
Item Height2.5000
Item Length17.0000
Item Level GTIN843266045855
Item Qty1

This part fits 6 vehicles. Search below:

YearMakeModelDrive TypeLitersCylindersPositionNotes
2005Mercedes-BenzC240AWD2.6LV6LowerQuick Connectors included for easy installation of HVAC heater hose.
2005Mercedes-BenzC320AWD3.2LV6LowerQuick Connectors included for easy installation of HVAC heater hose.
2004Mercedes-BenzC240AWD2.6LV6LowerQuick Connectors included for easy installation of HVAC heater hose.
2004Mercedes-BenzC320AWD3.2LV6LowerQuick Connectors included for easy installation of HVAC heater hose.
2003Mercedes-BenzC240AWD2.6LV6LowerQuick Connectors included for easy installation of HVAC heater hose.
2003Mercedes-BenzC320AWD3.2LV6LowerQuick Connectors included for easy installation of HVAC 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:

2035012182

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