2021 BMW X6 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

13 Coolant / Antifreeze parts are listed for the 2021 BMW X6, from PRESTONE, PEAK, VALVOLINE and 1 other brand. PRESTONE AF3100 carries the "Popular" badge. All of them fit every engine offered in the 2021 X6.

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, VALVOLINE and PEAK supply 3 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 3 options from AISIN, PEAK and VALVOLINE — built to original-equipment specification. AISIN ACE008 is listed in this group.

This table covers the bleeders used to purge air from the coolant circuit. Read more

2 Coolant Air Bleeder parts for the 2021 BMW X6 come from DORMAN.

This group includes DORMAN 902404 and DORMAN 902404HP.

This table covers the seals at the Coolant Hose / Pipe. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

This group shows a single part: ELRING 284670.

This table covers the overflow / expansion tanks that hold extra coolant. Read more

9 Coolant Reservoir parts for the 2021 BMW X6 come from 4 brands — TECHPRO, MAHLE / CLEVITE, REIN and 1 other brand. The "Popular" part is TECHPRO BM3014116.

This group includes TECHPRO BM3014116, ÜRO PARTS 17135A6A031 and MAHLE / CLEVITE CRT302000S and the remaining parts above.

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

8 Coolant Reservoir Cap parts for the 2021 BMW X6 come from 3 brands — REIN, CALORSTAT and MOTORAD. The "Popular" part is REIN CPE0035. 2 parts fit every engine; the other 6 are engine-specific.

This group includes REIN CPE0035, REIN CPE0034 and CALORSTAT RC0084 and the remaining parts above.

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. Read more

8 Radiator parts are listed for the 2021 BMW X6, from CSF, ULTRA-POWER, TYC and 3 other brands. ULTRA-POWER 13783 carries the "Popular" badge.

Economy: 1 part, from ULTRA-POWER. A representative part number is ULTRA-POWER 13783.

The Standard Replacement section: 5 options from CSF, TYC, AGILITY and 1 other brand. TYC 13783 is listed in this group.

2 ungrouped parts are not assigned to a grade, with the same engine-level match.

Part numbers include ULTRA-POWER 13783 and AGILITY 8013783, among others listed above.

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

6 Radiator Fan Assembly parts for the 2021 BMW X6 come from 6 brands — GPD, TECHPRO, TYC and 3 other brands. The "Popular" part is TYC 625170. 2 parts fit every engine; the other 4 are engine-specific.

The Economy section: 2 options from GPD and TECHPRO. GPD 2812286 is listed in this group.

Standard Replacement: 4 parts, from TYC, FOUR SEASONS, UAC and 1 other brand. A representative part number is TYC 625170.

Part numbers include TYC 625170, GPD 2812286 and TECHPRO BM3115151, among others listed above.

This table covers the upper, lower and connecting hoses between radiator, engine and reservoir. Typical signs include swelling, cracks, a soft spot, or a leak at a clamp. Replace adjacent aged hoses while the system is drained — they share the same heat cycle. Read more

This group shows a single part: GATES 52456.

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

9 Temperature Sender / Sensor parts are listed for the 2021 BMW X6, from GPD, STANDARD MOTOR PRODUCTS, WALKER PRODUCTS and 3 other brands. STANDARD MOTOR PRODUCTS TS658 carries the "Popular" badge. All of them fit every engine offered in the 2021 X6.

Economy: 3 parts, from GPD and VEMO. A representative part number is GPD 1814545.

The Standard Replacement section: 6 options from STANDARD MOTOR PRODUCTS, WALKER PRODUCTS, FACET and 1 other brand. STANDARD MOTOR PRODUCTS TS658 is listed in this group.

This group includes STANDARD MOTOR PRODUCTS TS658, GPD 1814545 and GPD 1814574 and the remaining 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

11 Thermostat parts for the 2021 BMW X6 come from 8 brands — MOTORAD, SKP, DORMAN and 5 other brands. The "Popular" part is BECK/ARNLEY 1430869.

The Economy section: 4 options from SKP, DORMAN and ÜRO PARTS. DORMAN 9025954 is listed in this group.

Standard Replacement: 6 parts, from MOTORAD, BECK/ARNLEY, FOUR SEASONS and 1 other brand. A representative part number is BECK/ARNLEY 1430869.

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

This table covers the seals at the thermostat housing and water outlet. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

8 Thermostat / Thermostat Housing / Water Outlet Seal parts are listed for the 2021 BMW X6, from ELRING, MAHLE / CLEVITE, ÜRO PARTS and 1 other brand. MAHLE / CLEVITE C32504 carries the "Popular" badge.

This group includes MAHLE / CLEVITE C32504, ÜRO PARTS 11531440192 and ELRING 546890 and the remaining parts above.

This table covers the housings and outlets the thermostat sits in. Read more

This group shows a single part: VEMO V20990005.

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

14 Water Pump parts for the 2021 BMW X6 come from 7 brands — BOSCH, GMB, GRAF and 4 other brands. The "Popular" part is BOSCH 0392023486.

The Economy section: 1 option from ÜRO PARTS. ÜRO PARTS 11518482251 is listed in this group.

Standard Replacement: 5 parts, from BOSCH, GATES, GMB and 1 other brand. A representative part number is BOSCH 0392023486.

8 further parts sit outside the graded sections, with the same engine-level match.

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. Read more

3 Water Pump Gasket parts are listed for the 2021 BMW X6, from ELRING and AJUSA.

Listed part numbers: AJUSA 01732500, ELRING 113600 and ELRING 251050.