2021 BMW X4 Engine Parts

This table covers the Balance Shaft covers. Read more

This group shows a single part: DORMAN 926054.

This table covers lower / conversion gasket sets for oil-pan and related joints. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

6 Conversion / Lower Gasket Set parts for the 2021 BMW X4 come from 2 brands — AJUSA and ELRING.

Listed part numbers: AJUSA 54303200, AJUSA 54302500 and AJUSA 54320500, plus the other parts above.

This table covers the front and rear seals that keep oil in at the crankshaft. 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

6 Crankshaft Seal parts are listed for the 2021 BMW X4, from VICTOR REINZ, ELRING and MAHLE / CLEVITE. ELRING 575970 carries the "Popular" badge. 5 parts fit every engine; the other 1 is engine-specific.

Part numbers include ELRING 575970, ELRING 586550 and MAHLE / CLEVITE 68102, among others listed above.

This table covers the gaskets that seal the Crankshaft Seal. 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: ELRING B45970.

This table covers the bolts that clamp the cylinder head to the block. Read more

8 Cylinder Head Bolt parts for the 2021 BMW X4 come from 4 brands — AJUSA, ELRING, VICTOR REINZ and 1 other brand. The "Popular" part is ELRING 794480.

Part numbers include ELRING 794480, AJUSA 81065000 and AJUSA 81069200, among others listed above.

This table covers the head gaskets that seal the block to the cylinder head. 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

14 Cylinder Head Gasket parts for the 2021 BMW X4 come from 5 brands — AJUSA, VICTOR REINZ, ELRING and 2 other brands. The "Popular" part is ELRING 793491.

This table covers multi-piece gasket sets for a cylinder-head job. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

7 Cylinder Head Gasket Set parts for the 2021 BMW X4 come from 3 brands — AJUSA, ELRING and VICTOR REINZ.

Part numbers include AJUSA 52563000, AJUSA 52601200 and AJUSA 52635900, among others listed above.

This table covers the Engine covers. Read more

3 Engine Cover parts for the 2021 BMW X4 come from 2 brands — TECHPRO and VARIOUS MFR. Every part fits both the 2.0L L4 Turbocharged and the 3.0L L6 Turbocharged.

Listed part numbers: TECHPRO BM1228185 and TECHPRO BM1228196, plus the other parts above.

This table covers full gasket kits covering the joints opened in an engine rebuild. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

3 Engine Kit Gasket Set parts for the 2021 BMW X4 come from AJUSA.

This group includes AJUSA 50516100, AJUSA 50546600 and AJUSA 50565600.

This table covers the Harmonic Balancer bolts. Read more

One part is listed for the 2021 BMW X4 — REIN HWB0074.

This table covers the Intake manifolds. Typical signs include an exhaust tick, a vacuum leak, or a gasket that has burned through. Replace the gaskets and hardware; a warped flange will leak with a new gasket alone. Read more

One part is listed for the 2021 BMW X4 — VAICO V204803.

This table covers the gaskets between the intake manifold and the cylinder head. 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

5 Intake Manifold Gasket parts for the 2021 BMW X4 come from 4 brands — MAHLE / CLEVITE, AJUSA, ELRING and 1 other brand. The "Popular" part is MAHLE / CLEVITE MS20465. 4 parts fit every engine; the other 1 is engine-specific.

Part numbers include MAHLE / CLEVITE MS20465, AJUSA 13313000 and ELRING 076500, among others listed above.

This table covers the mounts that hold the engine to the chassis. 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

18 Motor Mount parts are listed for the 2021 BMW X4, from DEA / MARMON RIDE CONTROL, ANCHOR, PIONEER and 2 other brands. ÜRO PARTS 22116860496 carries the "Popular" badge.

In the Economy grade, ÜRO PARTS supplies 2 parts: the catalog's value-priced group. A representative part number is ÜRO PARTS 22116860496.

The Standard Replacement section lists 8 options from ANCHOR, DEA / MARMON RIDE CONTROL, PIONEER and 1 other brand — built to original-equipment specification. ANCHOR 10067 is listed in this group.

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

This table covers the Motor Mount kits. Read more

One part is listed for the 2021 BMW X4 — ANCHOR 300960.

This table covers the engine oils listed by grade and specification for this engine. Typical signs include a low-oil lamp, knocking after a long interval, or oil that has gone thin and black well before the next service. Match the viscosity and spec in the notes (and on the filler cap). The tables group grades — they are not interchangeable. Read more

12 Oil parts are listed for the 2021 BMW X4, from LIQUI MOLY, VALVOLINE, PENTOSIN and 1 other brand. LIQUI MOLY 22044 carries the "Popular" badge. 6 parts fit every engine; the other 6 are engine-specific.

This table covers the heat exchangers that cool engine oil. Typical signs include oil at the cooler fittings, or coolant that looks like a milkshake. Pressure-test both circuits after a cooler swap — a leak here mixes oil and coolant. Read more

9 Oil Cooler parts are listed for the 2021 BMW X4, from MAHLE / CLEVITE, NISSENS, VEMO and 3 other brands. MAHLE / CLEVITE CLC362000S carries the "Popular" badge. 1 part fits every engine; the other 8 are engine-specific.

Listed part numbers: MAHLE / CLEVITE CLC362000S, ÜRO PARTS 11428583901 and MAHLE / CLEVITE CLC251000S, plus the other parts above.

This table covers the gaskets that seal the Oil Cooler. 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

6 Oil Cooler Gasket parts for the 2021 BMW X4 come from 3 brands — AJUSA, ELRING and MAHLE / CLEVITE.

This group includes AJUSA 77031200, AJUSA 77010300 and AJUSA 77010400 and the remaining parts above.

This table covers the drain plugs in the oil pan. Read more

5 Oil Drain Plug parts are listed for the 2021 BMW X4, from ELRING, DORMAN, AGS and 1 other brand. DORMAN 090088 carries the "Popular" badge. All of them fit every engine offered in the 2021 X4.

Part numbers include DORMAN 090088, AGS ODP00010 and ELRING 455740, among others listed above.

This table covers the crush washers and gaskets under the oil drain plug. 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 Oil Drain Plug Gasket parts for the 2021 BMW X4 come from 3 brands — AJUSA, ELRING and VICTOR REINZ. Every part fits both the 2.0L L4 Turbocharged and the 3.0L L6 Turbocharged.

This group includes AJUSA 21010400, ELRING 110507 and VICTOR REINZ 417005800.

This table covers the caps on the oil filler neck. Read more

2 Oil Filler Cap parts are listed for the 2021 BMW X4, from MOTORAD and VAICO. All of them fit every engine offered in the 2021 X4.

Part numbers include MOTORAD MO214 and VAICO V204688.

This table covers the oil filters that screw onto this engine's filter mount. Typical signs include low oil pressure after a service, or a filter that will not spin off because the old gasket stayed on the block. Lube the new gasket and tighten to the spec on the box; a double-gasket install dumps the sump on the first drive. Read more

28 Oil Filter parts are listed for the 2021 BMW X4, from WIX, HENGST, MANN and 12 other brands. PRO-TEC PXL10358 carries the "Popular" badge. Grades run from Economy through Standard Replacement; Standard Replacement is the most populated section, led by HENGST, MANN, WIX and 6 other brands.

This table covers the Oil Filter Adapter Gasket O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove. Read more

2 Oil Filter Adapter Gasket / O-Ring parts for the 2021 BMW X4 come from MAHLE / CLEVITE.

Listed part numbers: MAHLE / CLEVITE B33885 and MAHLE / CLEVITE B33794.

This table covers the Oil Filter covers. Read more

4 Oil Filter Cover parts for the 2021 BMW X4 come from 3 brands — MOTORAD, REIN and VAICO.

Listed part numbers: MOTORAD MO373, MOTORAD MO388 and REIN CPL0070, plus the other parts above.

This table covers the Oil Filter housings. Read more

6 Oil Filter Housing parts for the 2021 BMW X4 come from 5 brands — ÜRO PARTS, DORMAN, ELRING and 2 other brands.

Listed part numbers: DORMAN 926453, ELRING B34630 and HENGST H811H, plus the other parts above.

This table covers the seals at the Oil Filter Housing. 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

ELRING supplies both parts for the 2021 BMW X4.

Listed part numbers: ELRING B27620 and ELRING 784620.

This table covers the Oil Level sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

One part is listed for the 2021 BMW X4 — HELLA 013680141.

This table covers the Oil Level Sensor Gasket O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove. Read more

3 Oil Level Sensor Gasket / O-Ring parts are listed for the 2021 BMW X4, from ELRING and AJUSA. 2 parts fit every engine; the other 1 is engine-specific.

This group includes AJUSA 16078650, ELRING 351210 and ELRING 078500.

This table covers the oil pans that hold the engine's oil sump. Read more

2 Oil Pan parts for the 2021 BMW X4 come from REIN.

Listed part numbers: REIN ESK0244 and REIN ESK0249.

This table covers the gaskets between the oil pan and the block. 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

One part is listed for the 2021 BMW X4 — VICTOR REINZ 703141410.

This table covers the Oil pumps. Typical signs include noise from the pump, no pressure, or fluid that never arrives at the outlet. Prime or fill the pump as the notes require. A dry start is a common way to kill a new unit. Read more

One part is listed for the 2021 BMW X4 — VAICO V204981.

This table covers the chains that drive the oil pump. Read more

2 Oil Pump Chain parts for the 2021 BMW X4 come from 2 brands — CLOYES and VAICO. 1 part fits every engine; the other 1 is engine-specific.

Part numbers include CLOYES C529 and VAICO V203921.

This table covers the Oil Pump sprockets. Read more

This group shows a single part: CLOYES S1172.

This table covers the rocker arms that transfer cam motion to the valves. Read more

One part is listed for the 2021 BMW X4 — INA VF0241.

This table covers the Timing Cam sprockets. Read more

One part is listed for the 2021 BMW X4 — INA VV1123.

This table covers the timing chains that keep the cams in time with the crank. Read more

2 Timing Chain parts for the 2021 BMW X4 come from 2 brands — CLOYES and VAICO.

Listed part numbers: CLOYES C528 and VAICO V103405.

This table covers kits that group a timing chain with the related tensioners and guides. Read more

8 Timing Chain & Component Kit parts are listed for the 2021 BMW X4, from VAICO and CLOYES. VAICO V2010017BEK carries the "Popular" badge. 1 part fits every engine; the other 7 are engine-specific.

This group includes VAICO V2010017BEK, VAICO V2010018BEK and CLOYES 90528SX and the remaining parts above.

This table covers the guides and dampers that keep the timing chain on its path. Read more

3 Timing Chain Guide / Damper parts for the 2021 BMW X4 come from CLOYES.

Part numbers include CLOYES 96180, CLOYES 96181 and CLOYES 96182.

This table covers the tensioners that keep the timing chain taut. Typical signs include belt flutter, a chirp that returns after a new belt, or an arm that no longer damps. Replace the tensioner with the belt at higher mileage. Read more

One part is listed for the 2021 BMW X4 — CLOYES 96179.

This table covers the turbochargers that compress intake air. Read more

One part is listed for the 2021 BMW X4 — BORG-WARNER 18559880116.

This table covers the Turbocharger Coolant lines. Typical signs include a wet fitting, a rusted pipe, or a pressure loss in this circuit. Flare or thread the new line the way the notes specify; a kinked replacement will fail early. Read more

6 Turbocharger Coolant Line parts are listed for the 2021 BMW X4, from REIN, SUNSONG and ÜRO PARTS.

This group includes REIN CHT0924, REIN CHT0923 and REIN CHT0972 and the remaining parts above.

This table covers the gaskets that seal the Turbocharger. 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

9 Turbocharger Gasket parts for the 2021 BMW X4 come from 3 brands — ELRING, AJUSA and MAHLE / CLEVITE. The "Popular" part is AJUSA 01335100. 3 parts fit every engine; the other 6 are engine-specific.

Listed part numbers: AJUSA 01335100, AJUSA 01158200 and MAHLE / CLEVITE F33665, plus the other parts above.

This table covers the gaskets that seal the Turbocharger Inlet Hose. 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

One part is listed for the 2021 BMW X4 — ELRING 113670.

This table covers the fasteners that mount the turbocharger. Read more

3 Turbocharger Mounting Hardware parts for the 2021 BMW X4 come from ELRING.

Part numbers include ELRING 085550, ELRING 085560 and ELRING 113440.

This table covers the Turbocharger Oil lines. Typical signs include a wet fitting, a rusted pipe, or a pressure loss in this circuit. Flare or thread the new line the way the notes specify; a kinked replacement will fail early. Read more

10 Turbocharger Oil Line parts are listed for the 2021 BMW X4, from REIN, AJUSA and ÜRO PARTS. REIN TFP0376 carries the "Popular" badge.

This table covers the Turbocharger Oil Line Gasket O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove. Read more

4 Turbocharger Oil Line Gasket / O-Ring parts are listed for the 2021 BMW X4, from AJUSA and ELRING.

This group includes AJUSA 16006101, AJUSA 01335200 and ELRING 876070 and the remaining parts above.

This table covers the Turbocharger Wastegate Solenoid actuators. Typical signs include a door or range that will not move, or a click with no motion. Confirm the command signal before replacing the actuator — a failed module looks the same. Read more

2 Turbocharger Wastegate Solenoid / Actuator parts are listed for the 2021 BMW X4, from DORMAN and SKP.

This group includes DORMAN 667845 and SKP SK6T50672.

This table covers the Valve covers. Read more

6 Valve Cover parts for the 2021 BMW X4 come from 4 brands — ELRING, SKP, ÜRO PARTS and 1 other brand. 1 part fits every engine; the other 5 are engine-specific.

Part numbers include ELRING B09610, ELRING B37590 and SKP SK8631745, among others listed above.

This table covers the Valve Cover Bolt screws. Typical signs include a rounded head, a seeping bleeder, or a fastener that will not hold torque. Do not force a new screw into a stripped hole — repair the thread first. Read more

This group shows a single part: ÜRO PARTS 11129454322.