Zynrako Engine Coolant Radiator for Dodge Ram 1500/2500/3500/4000 (2009–2021) — Aluminium, Direct-Fit OE Replacement

Zynrako Engine Coolant Radiator is a direct-fit aluminum replacement engineered to match OE performance for Dodge Ram 1500/2500/3500/4000 models from 2009–2021 (replaces OE# CH3010353).

This heavy-duty radiator delivers factory-style cooling and fitment across multiple Dodge Ram gas, flex-fuel, MHEV and bi-fuel/CNG engine variants. Built with reinforced headers, B-type tubes and folded fin edges, the unit is designed to resist leaks, tolerate pressure, and manage thermal expansion for sustained service life. It replaces several OEM part numbers to simplify selection and restore your truck's cooling capability with a like-for-like replacement.

Which Ram models and engines will this radiator fit?

It covers a wide range of Ram pickups spanning model years 2009 through 2021, including 1500, 1500 Classic, 2500, 3500 and 4000 trims. Compatible engine displacements include 3.6L, 3.7L, 4.7L and 5.7L across GAS, FLEX, MHEV, BI-FUEL and CNG configurations—confirm fit with your VIN or vehicle matching tool.

• Ram 1500 (2009–2010, 2011–2021) and Ram 1500 Classic (2019–2021)
• Ram 2500 (2009–2010, 2011–2013), Ram 3500 (2011–2013), Ram 4000 (2011–2015)
• Engine support: 3.6L, 3.7L, 4.7L, 5.7L for GAS/FLEX/MHEV/BI-FUEL/CNG
• Replaces OE numbers including CH3010353 and several 550568xx/5505687x/55057xxx listings

How does Zynrako improve durability versus a basic aftermarket radiator?

This radiator uses a Deep Extrusion Header design to strengthen the tube-to-header connection and minimize leak points caused by vibration and heat cycles. Central reinforcement in the B-type tubes increases pressure tolerance, and thermal expansion cuts control core movement to reduce stress and fatigue.

• Deep extrusion headers for stronger joints and leak resistance
• B-type tubes with central reinforcement for higher pressure durability
• Thermal expansion cuts and folded fin edges for longer service life

Will installation be straightforward and match original specifications?

Yes—this radiator is manufactured to meet OEM dimensions and attachment points, so it installs where the factory unit sat without modification in most cases. Multi-fit attachments accommodate model variations, but always verify fitment using your VIN or the vehicle matching tool before purchase.

• OE-style mounting points and overall dimensions
• Multi-fit attachments cover variant differences without custom work
• Recommended: confirm via VIN or compatibility tool for exact match

What maintenance or checks should I do after fitting this radiator?

After installation, refill the cooling system with the correct coolant type and bleed air according to manufacturer guidance. Inspect for leaks and ensure hoses, clamps and thermostat function properly to maintain efficient cooling and avoid premature failures.

• Use manufacturer-recommended coolant and proper fill procedure
• Check hose clamps, inlet/outlet seals, and mounting hardware
• Run engine to operating temperature and recheck for leaks

Who is this for: Drivers and technicians seeking a dependable, direct-replacement radiator for Dodge Ram pickups who want OEM-equivalent fit and reinforced construction for long-term reliability. It's aimed at owners restoring cooling performance after failure, shops performing engine bay service, and fleet managers needing consistent aftermarket parts that match original specifications. Confirm vehicle compatibility with the VIN or provided fitment tool before ordering.