2021 Audi SQ7 Cooling System Parts

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. Read more

15 Coolant / Antifreeze parts are listed for the 2021 Audi SQ7, from PRESTONE, PEAK, PENTOSIN and 2 other brands. PRESTONE AF3100 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, PRESTONE and PEAK supply 2 parts: the catalog's value-priced group. A representative part number is PRESTONE AF3100.

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 6 options from PENTOSIN, AISIN, PEAK and 1 other brand — built to original-equipment specification. AISIN ACE010 is listed in this group.

This table covers the Coolant Hose Flange plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes. Read more

One part is listed for the 2021 Audi SQ7 — ÜRO PARTS 357121140.

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. Read more

2 Coolant Reservoir Cap parts for the 2021 Audi SQ7 come from 2 brands — MOTORAD and ÜRO PARTS.

Listed part numbers: MOTORAD T111 and ÜRO PARTS 4M0121321Q.

This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator. Read more

4 Radiator Fan Assembly parts for the 2021 Audi SQ7 come from 2 brands — VEMO and TECHPRO.

Part numbers include TECHPRO AU3115125, VEMO V15011943 and VEMO V15011942, among others listed above.

This table covers the Radiator insulators. Read more

2 Radiator Insulator parts for the 2021 Audi SQ7 come from VNE.

Listed part numbers: VNE 41000073 and VNE 41000074.

This table covers the Radiator Insulator sleeves. Read more

This group shows a single part: REIN AVM0730.

This table covers the Radiator mounts. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes. Read more

This group shows a single part: REIN AVM0729.

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. Read more

5 Temperature Sender / Sensor parts are listed for the 2021 Audi SQ7, from GPD, STANDARD MOTOR PRODUCTS, BECK/ARNLEY and 2 other brands. STANDARD MOTOR PRODUCTS TX275 carries the "Popular" badge.

Economy: 1 part, from GPD. A representative part number is GPD 1814521.

The Standard Replacement section: 4 options from STANDARD MOTOR PRODUCTS, BECK/ARNLEY, NISSENS and 1 other brand. STANDARD MOTOR PRODUCTS TX275 is listed in this group.

Listed part numbers: STANDARD MOTOR PRODUCTS TX275, GPD 1814521 and BECK/ARNLEY 1581599, plus the other parts above.

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. Read more

3 Thermostat parts for the 2021 Audi SQ7 come from 3 brands — AISIN, CALORSTAT and MOTORAD.

Part numbers include AISIN THRVG0018, CALORSTAT TE7368107J and MOTORAD 1331225.

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. Read more

7 Water Pump parts for the 2021 Audi SQ7 come from 6 brands — PIERBURG, BECK/ARNLEY, GATES and 3 other brands. The "Popular" part is BECK/ARNLEY 1312513.

The Economy section: 1 option from BECK/ARNLEY. BECK/ARNLEY 1312513 is listed in this group.

Standard Replacement: 5 parts, from PIERBURG, GATES, FOUR SEASONS and 1 other brand. A representative part number is GATES 41568E.

1 further part sits outside the graded sections, with the same engine-level match.

Part numbers include BECK/ARNLEY 1312513, GATES 41568E and FOUR SEASONS 89084, among others listed above.