The 2021 Toyota RAV4 Prime has 76 cooling system parts with verified fitment on this page — 15 part types and 30 brands, covering the 2.5L L4 ELECTRIC/GAS engine. Each part includes a manufacturer part number and application notes.
On the 2021 Toyota RAV4 Prime, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses. 33 parts of the 76 listed are Coolant / Antifreeze (18 parts), Water Pump (8 parts) and Thermostat (7 parts). The other 12 part types cover the remaining 43 parts.
The 2021 Toyota RAV4 Prime came with a single engine, the 2.5L L4 ELECTRIC/GAS, and every part is verified against it.
30 brands supply cooling system parts for the 2021 Toyota RAV4 Prime, led by MOTORAD (9 parts), PRESTONE (6 parts) and AISIN (5 parts), plus 27 more brands. Quality grades include Standard Replacement, Economy and Premium.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2021 Toyota RAV4 Prime. 13 parts have it, including FVP MV5050GAL (Coolant / Antifreeze) and CSF 3997 (Inverter Cooler). Each part number opens a page with every vehicle that part fits.
Battery Cooler
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | TA9247 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Battery coolers. Typical signs include overheated fluid, a leak at the fittings, or mixed fluids in the reservoir. Flush the lines when you replace a cooler.
This group shows a single part: MOTORAD TA9247.
Coolant / Antifreeze
Compatible With All Colors
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE | AF3055 | 🇺🇸 US 🇨🇦 CA | Prime YellowAll Vehicles | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Popular | MV5050GAL | 🇺🇸 US 🇨🇦 CA | Extended LifeAll Makes / All Models | View on Amazon |
| PEAK | BQA1GAL | 🇺🇸 US 🇨🇦 CA | Blue Mountain Long LifeAll Vehicle | View on Amazon |
| PRESTONE | AF3100 | 🇺🇸 US 🇨🇦 CA | Prime Yellow - All VehiclesExtended Life | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE | AFC12100 | 🇺🇸 US 🇨🇦 CA | Command Nitrite Free Extended Life CoolantYellow Nitrite Free OAT | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular | AF2100 | 🇺🇸 US 🇨🇦 CA | All Vehicles10yr/300k mi | View on Amazon |
| PEAK | PKP1GAL | 🇺🇸 US 🇨🇦 CA | All Vehicles Antifreeze1 Gallon | View on Amazon |
| PEAK | PXA1GAL | 🇺🇸 US 🇨🇦 CA | Global Lifetime1 Gallon | View on Amazon |
| PRESTONE | AF6210 | 🇺🇸 US 🇨🇦 CA | MAX Original EquipmentAsian Red/Pink | View on Amazon |
| PRESTONE | AFMAX | 🇺🇸 US 🇨🇦 CA | Max Universal1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AISIN Popular | ACT002 | 🇺🇸 US 🇨🇦 CA | PinkHOAT | View on Amazon |
| VALVOLINE Popular | 675130 | 🇺🇸 US 🇨🇦 CA | Asian Vehicle Red1 Gallon | View on Amazon |
| AISIN | ACT002C | 🇺🇸 US 🇨🇦 CA | Pink - Canada OnlyHOAT | View on Amazon |
| BECK/ARNLEY | 2521502 | 🇺🇸 US 🇨🇦 CA | Premium Extra Life Pink | View on Amazon |
| BECK/ARNLEY | 2521002 | 🇺🇸 US 🇨🇦 CA | Premium Red | View on Amazon |
| PEAK | PAR1GAL | 🇺🇸 US 🇨🇦 CA | OET Asian Extended Life Red1 Gallon | View on Amazon |
| PENTOSIN | 8115209 | 🇺🇸 US 🇨🇦 CA | Pentofrost A41 Gallon | View on Amazon |
| VALVOLINE | 898406 | 🇺🇸 US 🇨🇦 CA | Hybrid Vehicle1 Gallon | View on Amazon |
This table covers the engine coolants and antifreeze formulations specified for this cooling system. Typical signs include a rising temperature gauge, rusty or sludged coolant, or a heater that blows cold. Use the chemistry named in the notes. Mixing silicate, OAT and HOAT formulas can gel in the radiator.
18 Coolant / Antifreeze parts are listed for the 2021 Toyota RAV4 Prime, from PRESTONE, PEAK, AISIN and 4 other brands. FVP MV5050GAL carries the "Popular" badge.
The Compatible With All Colors section lists 1 option from PRESTONE — grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. PRESTONE AF3055 is listed in this group.
In the Economy grade, FVP, PEAK and PRESTONE supply 3 parts: the catalog's value-priced group. A representative part number is FVP MV5050GAL.
The Heavy Duty section lists 1 option from PRESTONE — rated for severe service. PRESTONE AFC12100 is listed in this group.
The Premium section lists 5 options from PRESTONE and PEAK — a step above OE specification in materials, tolerances or warranty terms. PRESTONE AF2100 is listed in this group.
The Standard Replacement section lists 8 options from AISIN, VALVOLINE, BECK/ARNLEY and 2 other brands — built to original-equipment specification. AISIN ACT002 is listed in this group.
Coolant Reservoir
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AUTOTECNICA | TY0724561 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| TECHPRO | TO3014141 | 🇺🇸 US 🇨🇦 CA | Includes Cap | View on Amazon |
| VARIOUS MFR | TO3014141 | 🇺🇸 US 🇨🇦 CA | Includes Cap | View on Amazon |
This table covers the overflow / expansion tanks that hold extra coolant.
3 Coolant Reservoir parts for the 2021 Toyota RAV4 Prime come from 3 brands — AUTOTECNICA, TECHPRO and VARIOUS MFR.
Listed part numbers: AUTOTECNICA TY0724561 and TECHPRO TO3014141, plus the other parts above.
Coolant Reservoir Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CALORSTAT | RC0170 | 🇺🇸 US 🇨🇦 CA | Attachment Type: Push Fit | View on Amazon |
| CALORSTAT | RC0145 | 🇺🇸 US 🇨🇦 CA | Attachment Type: Threaded | View on Amazon |
| MOTORAD | T122 | 🇺🇸 US 🇨🇦 CA | Standard | View on Amazon |
| MOTORAD | T51 | 🇺🇸 US 🇨🇦 CA | Standard | View on Amazon |
This table covers the caps on the overflow / expansion tank. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable.
4 Coolant Reservoir Cap parts for the 2021 Toyota RAV4 Prime come from 2 brands — CALORSTAT and MOTORAD.
Listed part numbers: CALORSTAT RC0170, CALORSTAT RC0145 and MOTORAD T122, plus the other parts above.
Cooling System Tester Adapter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | 3124 | 🇺🇸 US 🇨🇦 CA | StandardRadiator Cap Adapter | View on Amazon |
| MOTORAD | 3125 | 🇺🇸 US 🇨🇦 CA | Standard | View on Amazon |
This table covers the adapters used to pressure-test this cooling system.
MOTORAD supplies both parts for the 2021 Toyota RAV4 Prime.
This group includes MOTORAD 3124 and MOTORAD 3125.
Inverter Cooler
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CSF Popular | 3997 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GPD | 2611442 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| NISSENS | 607470 | 🇺🇸 US 🇨🇦 CA | Inverter Cooling | View on Amazon |
| TECHPRO | TO3011108 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| TYC | 13883 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Inverter coolers. Typical signs include overheated fluid, a leak at the fittings, or mixed fluids in the reservoir. Flush the lines when you replace a cooler.
5 Inverter Cooler parts for the 2021 Toyota RAV4 Prime come from 5 brands — CSF, GPD, NISSENS and 2 other brands. The "Popular" part is CSF 3997.
Part numbers include CSF 3997, GPD 2611442 and NISSENS 607470, among others listed above.
Radiator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| KOYORAD Popular | A13670 | 🇺🇸 US 🇨🇦 CA | External Oil Cooler | View on Amazon |
| CSF | 3999 | 🇺🇸 US 🇨🇦 CA | 38% Thicker Core 22mm vs OEM 16mm & Upgraded weld tube To B-fold tube | View on Amazon |
| KOYORAD | A13883 | 🇺🇸 US 🇨🇦 CA | Core Width: 5.0625 | View on Amazon |
| KOYORAD | A13887 | 🇺🇸 US 🇨🇦 CA | Core Width: 18.31 In | View on Amazon |
| TYC | 13887 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the radiators that dump engine heat to airflow through the core. Typical signs include overheating in traffic, a wet core, or coolant that disappears with no puddle. Replace the cap if it cannot hold the rated pressure, and bleed the system after the swap.
5 Radiator parts are listed for the 2021 Toyota RAV4 Prime, from KOYORAD, CSF and TYC. KOYORAD A13670 carries the "Popular" badge.
This group includes KOYORAD A13670, CSF 3999 and KOYORAD A13883 and the remaining parts above.
Radiator Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CALORSTAT | RC0047 | 🇺🇸 US 🇨🇦 CA | Includes 2 sealsMetallic | View on Amazon |
| GATES | 31411 | 🇺🇸 US 🇨🇦 CA | OE Type | View on Amazon |
| MOTORAD | T36 | 🇺🇸 US 🇨🇦 CA | Standard | View on Amazon |
| SKP | SK10241 | 🇺🇸 US 🇨🇦 CA | Pressure Rating 13 psi | View on Amazon |
This table covers the caps that hold system pressure at the radiator or reservoir neck. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable.
4 Radiator Cap parts are listed for the 2021 Toyota RAV4 Prime, from CALORSTAT, GATES, MOTORAD and 1 other brand.
Listed part numbers: CALORSTAT RC0047, GATES 31411 and MOTORAD T36, plus the other parts above.
Radiator Fan Assembly
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD | 2812274 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| TECHPRO | TO3115221 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TYC | 625030 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| UAC | FA51393C | 🇺🇸 US 🇨🇦 CA | Fan Assembly | View on Amazon |
This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator.
4 Radiator Fan Assembly parts for the 2021 Toyota RAV4 Prime come from 4 brands — GPD, TECHPRO, TYC and 1 other brand.
The Economy section: 2 options from GPD and TECHPRO. GPD 2812274 is listed in this group.
Standard Replacement: 2 parts, from TYC and UAC. A representative part number is TYC 625030.
This group includes GPD 2812274, TECHPRO TO3115221 and TYC 625030 and the remaining parts above.
Radiator Upper Air Baffle Retainer / Clip
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 963134D | 🇺🇸 US 🇨🇦 CA | Fits Right | View on Amazon |
| DORMAN | 700675 | 🇺🇸 US 🇨🇦 CA | Fits Right | View on Amazon |
This table covers the Radiator Upper Air Baffle retainers and clips.
2 Radiator Upper Air Baffle Retainer / Clip parts for the 2021 Toyota RAV4 Prime come from DORMAN.
This group includes DORMAN 963134D and DORMAN 700675.
Temperature Sender / Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD | 1814549 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AISIN Popular | THSAZ8004 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS Popular | TX319 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| BECK/ARNLEY | 1581797 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WALKER PRODUCTS | 2112017 | 🇺🇸 US 🇨🇦 CA | Sensor Only | View on Amazon |
| WELLS | 5S17570 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the senders that report coolant temperature to the gauge or ECU. Typical signs include a gauge that sits on empty or overheat, or a lamp that does not match what the engine is doing. Rule out the cluster and the wiring before replacing the sender.
6 Temperature Sender / Sensor parts are listed for the 2021 Toyota RAV4 Prime, from GPD, AISIN, STANDARD MOTOR PRODUCTS and 3 other brands. AISIN THSAZ8004 carries the "Popular" badge.
Economy: 1 part, from GPD. A representative part number is GPD 1814549.
The Standard Replacement section: 5 options from AISIN, STANDARD MOTOR PRODUCTS, BECK/ARNLEY and 2 other brands. AISIN THSAZ8004 is listed in this group.
Listed part numbers: AISIN THSAZ8004, GPD 1814549 and STANDARD MOTOR PRODUCTS TX319, plus the other parts above.
Thermostat
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AUTOTECNICA | TY0719461 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AISIN Popular | THT023 | 🇺🇸 US 🇨🇦 CA | 82°C | View on Amazon |
| MOTORAD Popular | 1115180 | 🇺🇸 US 🇨🇦 CA | Includes Housing, Gasket | View on Amazon |
| BECK/ARNLEY | 1430982 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| FOUR SEASONS | 86328 | 🇺🇸 US 🇨🇦 CA | Includes Housing | View on Amazon |
| JAPANESE OE | WHTYB82 | 🇺🇸 US 🇨🇦 CA | Tama | View on Amazon |
| MAHLE / CLEVITE | TI37482D | 🇺🇸 US 🇨🇦 CA | Integral Thermostat | View on Amazon |
This table covers the thermostats that open the coolant circuit at the specified temperature. Typical signs include slow warm-up, a gauge that climbs in traffic, or heat that never quite arrives. Replace the housing gasket with the thermostat and bleed the system so a trapped air pocket does not cook the new part.
7 Thermostat parts for the 2021 Toyota RAV4 Prime come from 7 brands — AUTOTECNICA, AISIN, MOTORAD and 4 other brands. The "Popular" part is AISIN THT023.
The Economy section: 1 option from AUTOTECNICA. AUTOTECNICA TY0719461 is listed in this group.
Standard Replacement: 6 parts, from AISIN, MOTORAD, BECK/ARNLEY and 3 other brands. A representative part number is AISIN THT023.
Part numbers include AISIN THT023, AUTOTECNICA TY0719461 and MOTORAD 1115180, among others listed above.
Thermostat Housing / Water Outlet
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular | SK86328 | 🇺🇸 US 🇨🇦 CA | Thermostat Housing | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES | CO35085 | 🇺🇸 US 🇨🇦 CA | Water Outlet | View on Amazon |
| GATES | CO35034 | 🇺🇸 US 🇨🇦 CA | Water Outlet | View on Amazon |
| MOTORAD | CH2094 | 🇺🇸 US 🇨🇦 CA | Cylinder HeadWater Outlet | View on Amazon |
| MOTORAD | CH1051 | 🇺🇸 US 🇨🇦 CA | Located in BlockWater Outlet | View on Amazon |
This table covers the housings and outlets the thermostat sits in.
5 Thermostat Housing / Water Outlet parts for the 2021 Toyota RAV4 Prime come from 3 brands — GATES, MOTORAD and SKP. The "Popular" part is SKP SK86328.
The Economy section: 1 option from SKP. SKP SK86328 is listed in this group.
Standard Replacement: 4 parts, from GATES and MOTORAD. A representative part number is GATES CO35085.
Part numbers include SKP SK86328, GATES CO35085 and GATES CO35034, among others listed above.
Water Pump
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY Popular | 1312557 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SKP | SKWP8233 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AISIN Popular | WPT207 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GMB | 1709040 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP | 1709040 | 🇺🇸 US 🇨🇦 CA | Water Pump Drive Type: Electric | View on Amazon |
| FVP | US8233 | 🇺🇸 US 🇨🇦 CA | Pump Only | View on Amazon |
| FVP | US82332 | 🇺🇸 US 🇨🇦 CA | Includes Back Housing | View on Amazon |
| US MOTOR WORKS | US8233 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the pumps that circulate coolant through the block and radiator. Typical signs include coolant at the weep hole, pulley play, or a growl from the front of the engine. Replace the thermostat and refill with the specified coolant whenever the pump comes off.
8 Water Pump parts for the 2021 Toyota RAV4 Prime come from 6 brands — FVP, BECK/ARNLEY, SKP and 3 other brands. The "Popular" part is BECK/ARNLEY 1312557.
The Economy section: 2 options from BECK/ARNLEY and SKP. BECK/ARNLEY 1312557 is listed in this group.
Standard Replacement: 2 parts, from AISIN and GMB. A representative part number is AISIN WPT207.
4 further parts sit outside the graded sections, with the same engine-level match.
Part numbers include BECK/ARNLEY 1312557, SKP SKWP8233 and AISIN WPT207, among others listed above.
Water Pump Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MAHLE / CLEVITE | K33776 | 🇺🇸 US 🇨🇦 CA | Molded Rubber | View on Amazon |
| VICTOR REINZ | 711790100 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the gaskets between the water pump and the block or housing. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
2 Water Pump Gasket parts are listed for the 2021 Toyota RAV4 Prime, from MAHLE / CLEVITE and VICTOR REINZ.
Part numbers include MAHLE / CLEVITE K33776 and VICTOR REINZ 711790100.
Buying Cooling System Parts for a 2021 Toyota RAV4 Prime
On this vehicle, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses.
- Confirm you have the 2.5L L4 ELECTRIC/GAS engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Coolant / Antifreeze and Water Pump .
Frequently Asked Questions
How many cooling system parts fit the 2021 Toyota RAV4 Prime?
Our catalog currently lists 76 cooling system parts for the 2021 Toyota RAV4 Prime across 15 subcategories and 30 brands, covering the 2.5L L4 ELECTRIC/GAS engine. Each part is matched to the engine(s) it fits.
What are the signs of cooling system problems on a 2021 Toyota RAV4 Prime?
Common symptoms include a rising temperature gauge in traffic, sweet-smelling steam, crusty deposits around hose clamps, or a heater that blows cold. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2021 Toyota RAV4 Prime was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2021 Toyota RAV4 Prime?
Every part on this page is matched to the 2.5L L4 ELECTRIC/GAS engine. Then replace coolant with the exact specification the manufacturer calls for — mixing chemistries can gel and block small passages. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2021 Toyota RAV4 Prime
Cooling System Parts for Other Toyota RAV4 Prime Years
Switch vehicle or jump to a subcategory
Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.