2021 Jeep Grand Cherokee L Engine Parts

This table covers the camshafts that open the valves. Read more

11 Camshaft parts for the 2021 Jeep Grand Cherokee L come from 2 brands — MELLING and ENGINETECH. The "Popular" part is MELLING 23108.

The High Performance section lists 4 options from MELLING — engineered beyond original-equipment specification. MELLING 23108 is listed in this group.

In the Standard Replacement grade, MELLING and ENGINETECH supply 2 parts: built to original-equipment specification. A representative part number is MELLING MC1402.

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

This table covers the Camshaft bearings. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

This group shows a single part: MAHLE / CLEVITE SH2191S.

This table covers the Camshaft 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: MELLING MEP334.

This table covers the Camshaft Retainer / Thrust plates. Typical signs include warpage, cracks, or a plate that no longer locates the assembly. Confirm which plate the notes describe — backing plates, clutch plates and strike plates are different parts. Read more

One part is listed for the 2021 Jeep Grand Cherokee L — MELLING MD200.

This table covers the seals at each camshaft end. 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

One part is listed for the 2021 Jeep Grand Cherokee L — ELRING 085700.

This table covers the Circular / Semi-Circular 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 Jeep Grand Cherokee L — ELRING B16450.

This table covers the bearings in the connecting-rod big ends. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

10 Connecting Rod Bearing parts for the 2021 Jeep Grand Cherokee L come from 2 brands — MAHLE / CLEVITE and KING ENGINE BEARINGS. The "Popular" part is MAHLE / CLEVITE CB1808A.

The High Performance section: 4 options from KING ENGINE BEARINGS and MAHLE / CLEVITE. KING ENGINE BEARINGS CR8032XPN is listed in this group.

Standard Replacement: 6 parts, from MAHLE / CLEVITE and KING ENGINE BEARINGS. A representative part number is MAHLE / CLEVITE CB1808A.

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

5 Conversion / Lower Gasket Set parts for the 2021 Jeep Grand Cherokee L come from 4 brands — AJUSA, ELRING, MAHLE / CLEVITE and 1 other brand.

Listed part numbers: AJUSA 54308900, AJUSA 54349600 and ELRING 706870, plus the other parts above.

This table covers the main bearings that support the crankshaft in the block. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

MAHLE / CLEVITE supplies the 3 Crankshaft Main Bearing parts for the 2021 Jeep Grand Cherokee L.

High Performance: 2 parts, from MAHLE / CLEVITE. A representative part number is MAHLE / CLEVITE MS2296H.

The Standard Replacement section: 1 option from MAHLE / CLEVITE. MAHLE / CLEVITE MS2296A is listed in this group.

Listed part numbers: MAHLE / CLEVITE MS2296H, MAHLE / CLEVITE MS2296HX and MAHLE / CLEVITE MS2296A.

This table covers the Crankshaft Main Bearing Cap bolts. Read more

This group shows a single part: ARP 2445400.

This table covers the sleeves used to restore a grooved crankshaft seal surface. Read more

One part is listed for the 2021 Jeep Grand Cherokee L — FEL-PRO 16230.

This table covers the Crankshaft Repair Sleeve tools. This is a service tool, not a wear part — match the application in the notes. Read more

One part is listed for the 2021 Jeep Grand Cherokee L — FEL-PRO 16328.

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

12 Crankshaft Seal parts are listed for the 2021 Jeep Grand Cherokee L, from ELRING, FEL-PRO, MAHLE / CLEVITE and 3 other brands. FEL-PRO BS40684 carries the "Popular" badge.

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 907600.

This table covers the kits that disable cylinder deactivation. Read more

One part is listed for the 2021 Jeep Grand Cherokee L — MELLING MDK200.

This table covers the Cylinder Deactivation solenoids. Typical signs include a harsh or missing shift, or a code for this solenoid circuit. Check resistance and the connector before dropping the pan for a solenoid. Read more

3 Cylinder Deactivation Solenoid parts are listed for the 2021 Jeep Grand Cherokee L, from DORMAN and WELLS.

This group includes DORMAN 916592XD, DORMAN 916593 and WELLS 3N2001.

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

6 Cylinder Head Bolt parts for the 2021 Jeep Grand Cherokee L come from 4 brands — AJUSA, MAHLE / CLEVITE, ARP and 1 other brand.

Part numbers include AJUSA 81062400, AJUSA 81076700 and ARP 2444300, 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

13 Cylinder Head Gasket parts for the 2021 Jeep Grand Cherokee L come from 6 brands — ELRING, AJUSA, FEL-PRO and 3 other brands. The "Popular" part is FEL-PRO 26423PT.

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

8 Cylinder Head Gasket Set parts for the 2021 Jeep Grand Cherokee L come from 4 brands — MAHLE / CLEVITE, AJUSA, ELRING and 1 other brand. The "Popular" part is MAHLE / CLEVITE HS55401.

Listed part numbers: MAHLE / CLEVITE HS55401, AJUSA 52574600 and AJUSA 52602400, plus the other parts above.

This table covers the Cylinder Head Spacer shims. Read more

2 Cylinder Head Spacer Shim parts for the 2021 Jeep Grand Cherokee L come from SBI.

This group includes SBI 2302162L and SBI 2302162R.

This table covers the Engine covers. Read more

3 Engine Cover parts for the 2021 Jeep Grand Cherokee L come from 2 brands — TECHPRO and VARIOUS MFR. 2 parts fit every engine; the other 1 is engine-specific.

Part numbers include TECHPRO CH1228179 and TECHPRO CH1228178, among others listed 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

2 Engine Kit Gasket Set parts for the 2021 Jeep Grand Cherokee L come from AJUSA.

Part numbers include AJUSA 50525900 and AJUSA 50607000.

This table covers the exhaust valves that let combustion gas out of the cylinder. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one. Read more

5 Exhaust Valve parts are listed for the 2021 Jeep Grand Cherokee L, from MELLING, SBI and QUALCAST.

This group includes MELLING V3462, MELLING V3195 and QUALCAST 1013195 and the remaining parts above.

This table covers the crankshaft pulleys / harmonic balancers at the front of the engine. Read more

8 Harmonic Balancer parts for the 2021 Jeep Grand Cherokee L come from 6 brands — ATP, DORMAN, SKP and 3 other brands.

The Economy section lists 1 option from SKP — the catalog's value-priced group. SKP SK594405 is listed in this group.

Standard Replacement: 4 parts, from ATP, DAYCO, DORMAN and 1 other brand. A representative part number is ATP 102343.

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

Part numbers include SKP SK594405, ATP 102343 and DAYCO PB1707N, among others listed above.

This table covers the Intake Manifold bolts. Read more

This group shows a single part: DORMAN 32128.

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

9 Intake Manifold Gasket parts for the 2021 Jeep Grand Cherokee L come from 5 brands — MAHLE / CLEVITE, AJUSA, ELRING and 2 other brands. The "Popular" part is MAHLE / CLEVITE MS20457.

Part numbers include MAHLE / CLEVITE MS20457, MAHLE / CLEVITE MIS20457 and AJUSA 13317900, among others listed above.

This table covers the gaskets that seal the Intake Plenum. 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 Intake Plenum Gasket parts are listed for the 2021 Jeep Grand Cherokee L, from AJUSA, ELRING, FEL-PRO and 2 other brands.

This group includes AJUSA 01698200, AJUSA 77089000 and ELRING 088970 and the remaining parts above.

This table covers the intake valves that let air (and fuel, on port-injected engines) into the cylinder. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one. Read more

6 Intake Valve parts are listed for the 2021 Jeep Grand Cherokee L, from MELLING, QUALCAST and SBI.

Part numbers include MELLING V3461, MELLING V3194 and QUALCAST 1013461, 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

3 Motor Mount parts are listed for the 2021 Jeep Grand Cherokee L, from DEA / MARMON RIDE CONTROL and WESTAR.

This group includes DEA / MARMON RIDE CONTROL A20137, DEA / MARMON RIDE CONTROL A20138 and WESTAR EM4693.

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

39 Oil parts are listed for the 2021 Jeep Grand Cherokee L, from MOBIL, VALVOLINE, IDEMITSU and 2 other brands. LIQUI MOLY 2208 carries the "Popular" badge. Grades run from Full Synthetic through Synthetic Blend; Full Synthetic is the most populated section, led by MOBIL, VALVOLINE, IDEMITSU and 2 other brands.

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

3 Oil Cooler parts are listed for the 2021 Jeep Grand Cherokee L, from HOLSTEIN, STANDARD MOTOR PRODUCTS and VEMO.

This group includes HOLSTEIN 2OFH0003, STANDARD MOTOR PRODUCTS OFH111 and VEMO V33600032.

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

3 Oil Cooler Gasket parts for the 2021 Jeep Grand Cherokee L come from 3 brands — AJUSA, ELRING and MAHLE / CLEVITE.

Listed part numbers: AJUSA 77016800, ELRING 512820 and MAHLE / CLEVITE GS33753.

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

4 Oil Drain Plug parts are listed for the 2021 Jeep Grand Cherokee L, from DORMAN, ELRING and SKP.

This group includes DORMAN 090053, DORMAN 090115 and ELRING 298480 and the remaining parts above.

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

6 Oil Filler Cap parts are listed for the 2021 Jeep Grand Cherokee L, from GATES, MOTORAD, CALORSTAT and 1 other brand.

Listed part numbers: CALORSTAT OC2333, GATES 31299 and GATES 31118, plus the other parts above.

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

31 Oil Filter parts are listed for the 2021 Jeep Grand Cherokee L, from WIX, VARIOUS MFR, PRO-TEC and 12 other brands. PRO-TEC PXL10010 carries the "Popular" badge. They are grouped as Economy, High Performance / Heavy Duty and Standard Replacement, with Economy the largest group at 14 parts from PRO-TEC, CHAMP / LUBER-FINER, FRAM and 5 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 Jeep Grand Cherokee L come from MAHLE / CLEVITE.

Listed part numbers: MAHLE / CLEVITE 72119 and MAHLE / CLEVITE GS33767.

This table covers the Oil Filter covers. Read more

5 Oil Filter Cover parts for the 2021 Jeep Grand Cherokee L come from 5 brands — DORMAN, MOTORAD, STANDARD MOTOR PRODUCTS and 2 other brands. The "Popular" part is DORMAN 917190.

This group includes DORMAN 917190, MOTORAD MO327 and STANDARD MOTOR PRODUCTS OFC101 and the remaining parts above.

This table covers the Oil Filter housings. Read more

5 Oil Filter Housing parts for the 2021 Jeep Grand Cherokee L come from 5 brands — DORMAN, AUTOTECNICA, FEL-PRO and 2 other brands. The "Popular" part is DORMAN 926959.

Part numbers include DORMAN 926959, AUTOTECNICA CY1419389 and FEL-PRO OFHA1001, among others listed 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

One part is listed for the 2021 Jeep Grand Cherokee L — DORMAN 926959G.

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

5 Oil Pan Gasket parts are listed for the 2021 Jeep Grand Cherokee L, from AJUSA, ELRING, FEL-PRO and 2 other brands.

Part numbers include AJUSA 14124800, ELRING 945730 and FEL-PRO OS30834, among others listed above.

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

8 Oil Pump parts are listed for the 2021 Jeep Grand Cherokee L, from MELLING, ENGINETECH and SEALED POWER. MELLING 10452HV carries the "Popular" badge.

High Performance: 3 parts, from MELLING. A representative part number is MELLING 10452HV.

In the High Volume / Pressure grade, ENGINETECH supplies 1 part: grouped under the catalog's "High Volume / Pressure" designation — the notes column spells out what sets them apart. A representative part number is ENGINETECH EP452HV.

The Standard Replacement section: 1 option from MELLING. MELLING M462 is listed in this group.

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

Part numbers include MELLING 10452HV, MELLING 10452 and MELLING 10452BR, among others listed above.

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

2 Oil Pump Chain parts for the 2021 Jeep Grand Cherokee L come from 2 brands — CLOYES and MELLING.

This group includes CLOYES C990 and MELLING 1072.