2019 BMW 740I 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

14 Coolant / Antifreeze parts for the 2019 BMW 740I come from 5 brands — PRESTONE, PEAK, VALVOLINE and 2 other brands. The "Popular" part is FVP MV5050GAL. 11 parts fit every engine; the other 3 are engine-specific.

In the Compatible With All Colors grade, PRESTONE supplies 1 part: grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. A representative part number is PRESTONE AF3055.

The Economy section lists 4 options from FVP, PRESTONE, PEAK and 1 other brand — the catalog's value-priced group. FVP MV5050GAL is listed in this group.

In the Premium grade, PRESTONE and PEAK supply 5 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is PRESTONE AF2100.

In the Standard Replacement grade, VALVOLINE, AISIN and PEAK supply 4 parts: built to original-equipment specification. A representative part number is AISIN ACE008.

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

4 Coolant Air Bleeder parts are listed for the 2019 BMW 740I, from DORMAN and SKP. All of them fit every engine offered in the 2019 740I.

Part numbers include DORMAN 902404, DORMAN 902404HP and SKP SK902404, among others listed above.

This table covers the hard pipes and extra hoses in the coolant circuit. Read more

5 Coolant Hose / Pipe parts for the 2019 BMW 740I come from 2 brands — REIN and ÜRO PARTS. The "Popular" part is REIN CHE0954. 1 part fits every engine; the other 4 are engine-specific.

Listed part numbers: REIN CHE0954, REIN CHE1003 and REIN CHR1015, plus the other parts above.

This table covers the Coolant Hose Connector flanges. Read more

2 Coolant Hose Connector / Flange parts for the 2019 BMW 740I come from REIN.

Listed part numbers: REIN CHU0940 and REIN CHK0940.

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

This group shows a single part: VAICO V202821.

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

8 Coolant Reservoir parts are listed for the 2019 BMW 740I, from REIN, MAHLE / CLEVITE, ÜRO PARTS and 2 other brands. REIN EPK0242 carries the "Popular" badge. 3 parts fit every engine; the other 5 are engine-specific.

This group includes REIN EPK0242, ÜRO PARTS 17138610656 and GPD 2411317 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

5 Coolant Reservoir Cap parts are listed for the 2019 BMW 740I, from MOTORAD, CALORSTAT and REIN. MOTORAD T64 carries the "Popular" badge.

Part numbers include MOTORAD T64, CALORSTAT RC0084 and CALORSTAT RC0083, among others listed 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

7 Radiator parts for the 2019 BMW 740I come from 3 brands — MAHLE / CLEVITE, NISSENS and GPD. The "Popular" part is GPD 13634C.

The Economy section: 1 option from GPD. GPD 13634C is listed in this group.

Standard Replacement: 6 parts, from MAHLE / CLEVITE and NISSENS. A representative part number is MAHLE / CLEVITE CR2307000P.

Part numbers include GPD 13634C, MAHLE / CLEVITE CR2307000P and MAHLE / CLEVITE CR2215000P, among others listed above.

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

5 Radiator Fan Assembly parts are listed for the 2019 BMW 740I, from TECHPRO, VDO / CONTINENTAL and MAHLE / CLEVITE. MAHLE / CLEVITE CFF535000P carries the "Popular" badge. 4 parts fit every engine; the other 1 is engine-specific.

Economy: 2 parts, from TECHPRO. A representative part number is TECHPRO BM3115140.

The Standard Replacement section: 3 options from VDO / CONTINENTAL and MAHLE / CLEVITE. MAHLE / CLEVITE CFF535000P is listed in this group.

This group includes MAHLE / CLEVITE CFF535000P, TECHPRO BM3115140 and TECHPRO BM3115143 and the remaining parts 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

REIN supplies the 3 Radiator Hose parts for the 2019 BMW 740I.

This group includes REIN CHR1001, REIN CHR1014 and REIN CHR1020.

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

7 Temperature Sender / Sensor parts for the 2019 BMW 740I come from 6 brands — HOLSTEIN, GPD, WALKER PRODUCTS and 3 other brands. The "Popular" part is HOLSTEIN 2CTS0198. 3 parts fit every engine; the other 4 are engine-specific.

The Economy section: 3 options from HOLSTEIN and GPD. HOLSTEIN 2CTS0198 is listed in this group.

Standard Replacement: 4 parts, from WALKER PRODUCTS, FACET, STANDARD MOTOR PRODUCTS and 1 other brand. A representative part number is WALKER PRODUCTS 2112021.

Listed part numbers: HOLSTEIN 2CTS0198, GPD 1814534 and HOLSTEIN 2CTS0234, 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

5 Thermostat parts are listed for the 2019 BMW 740I, from SKP, VEMO, MOTORAD and 2 other brands. MOTORAD 1223207 carries the "Popular" badge. 2 parts fit every engine; the other 3 are engine-specific.

Economy: 2 parts, from SKP and VEMO. A representative part number is SKP SK86355.

The Standard Replacement section: 3 options from MOTORAD, FOUR SEASONS and REIN. MOTORAD 1223207 is listed in this group.

Listed part numbers: MOTORAD 1223207, SKP SK86355 and VEMO V20990008, plus the other parts above.

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

One part is listed for the 2019 BMW 740I — ÜRO PARTS 11118619408PRM.

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

6 Water Pump parts are listed for the 2019 BMW 740I, from BECK/ARNLEY, ÜRO PARTS, BOSCH and 3 other brands. BECK/ARNLEY 1312550 carries the "Popular" badge. 4 parts fit every engine; the other 2 are engine-specific.

Economy: 2 parts, from BECK/ARNLEY and ÜRO PARTS. A representative part number is BECK/ARNLEY 1312550.

The Standard Replacement section: 4 options from BOSCH, FOUR SEASONS, NISSENS and 1 other brand. BOSCH 0392023509 is listed in this group.

Part numbers include BECK/ARNLEY 1312550, ÜRO PARTS 11518482251 and BOSCH 0392023509, among others listed above.

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

This group shows a single part: MAHLE / CLEVITE K33796.