One Stop Solutions 2891 Radiator

Radiator for Toyota RAV4 Cooling Service

Restore cooling performance with this OSC Premium new radiator from One Stop Solutions. Part number 2891 is built for OES form and function, with a crossflow design, premium aluminum construction, and plastic tanks for a direct replacement on select Toyota RAV4 applications.

• Crossflow radiator design for select Toyota RAV4 models
• Premium grade aluminum core construction with plastic tanks
• 1-row core design with 7/8 in. core thickness
• 1 1/2 in. inlet and outlet diameters
• Cadmium-plated tubes help resist premature failure
• Die-cut gasket design supports leak resistance
• Individually pressure tested during production
• Engineered for multi-fit applications without changing the look or fit

Detailed Product Overview

OSC radiator part number 2891 is designed for direct replacement service on 2006-2008 Toyota RAV4 and 2009-2018 Toyota RAV4, Japan Built. The core measures 26 3/8 in. high by 15 11/16 in. wide, with 16 7/8 in. inlet and outlet header lengths and 1 11/16 in. header widths. This radiator does not include an engine oil cooler, transmission oil cooler, or cap, and it uses a PA core material with plastic tanks for OE-style packaging.

This part cross-references APDI 8012891 and Koyorad A2891 for the same application. It is a practical choice for Toyota RAV4 cooling system repair when the original radiator is leaking, restricted, or no longer maintaining stable operating temperature.

Common Cooling Problems It Can Address

• Coolant leaks from a cracked or aging radiator tank
• Overheating caused by reduced heat transfer through the core
• Temperature fluctuation from internal restriction or tube wear
• Cooling system failure after long-term mileage and heat cycling
• Fitment issues when replacing a damaged OE-style radiator

Installation Notes and Fitment

Compatible with 2006-2008 Toyota RAV4 and 2009-2018 Toyota RAV4, Japan Built. Fits 2006-2008 Toyota RAV4, N/A. Fits 2009-2018 Toyota RAV4, N/A, Japan Built. Verify inlet and outlet sizing, header dimensions, and cooler configuration before installation. Transfer any required vehicle-specific components from the original setup if applicable, and inspect hoses, clamps, and coolant condition during service.

Quality Assurance

OSC tests the radiator core before assembly and retests the completed unit during production. The manufacturer also pressure tests each radiator and uses engineering updates aimed at improving durability and cooling performance in higher-mileage vehicles. Part number 2891 is built to OE-style specifications for dependable replacement service on Toyota RAV4 cooling repairs.