Dayco Lower Radiator Hose - DMH2031
Premium Cooling System Component
The Dayco DMH2031 is a precision-moulded lower radiator hose engineered specifically for Toyota Landcruiser 80 series vehicles (HZJ80, HDJ80) equipped with 1HZ 4.2L 6-cylinder diesel or 1HDT & 1HDFT 4.2L 6-cylinder turbo diesel engines built from January 1990 to December 1997.
Key Features
- Synthetic EPDM Rubber Construction: Provides exceptional resistance to oil, mud, salt, road debris, ozone and coolants
- Knitted Reinforcement: Features knitted rayon reinforced inner tube for maximum strength and burst resistance
- Temperature Resistant: Withstands temperature variations from -40°F (-40°C) to +257°F (+125°C)
- SAE Compliant: Meets SAE J20R4, Class D-1 requirements and Type EC electro-chemical requirements as specified in SAE J1684
- OEM Precision Fit: Designed with the same bends and routing as the original equipment assembly
- Protective Sleeve: Includes protective sleeve for enhanced abrasion resistance
Technical Specifications
- Construction: Knitted reinforcement with synthetic EPDM rubber compounds
- Inner Tube: Knitted rayon reinforced for maximum burst resistance
- Temperature Range: -40°F (-40°C) to +257°F (+125°C)
- Standards: SAE J20R4 Class D-1, SAE J1684 Type EC electro-chemical
- Installation Position: Between lower radiator tank and inlet pipe/thermostat cover on right-hand side of cylinder block
Quality Assurance
As a global leader in cooling system components, Dayco products deliver superior performance and reliability. This moulded radiator hose is designed to prevent inner tube deterioration caused by static electric charge build-up while providing long-lasting service life.

