JEEP 4.0L/242 - Free Shipping on Orders Over $109 at Summit Racing

Melling Timing Chain Sets for 1999-2001 CHEROKEE, 1999-2004 GRAND CHEROKEE, 1999-2006 WRANGLER - 3-385SB

Melling Timing Chain Sets for 1999-2001 CHEROKEE, 1999-2004 GRAND CHEROKEE, 1999-2006 WRANGLER - 3-385SB

Timing Chain and Gear Set, Link Belt, Steel Sprockets, Jeep, L6, 4.0L, Set

Part Number: MEL-3-385SB

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

NGK Standard Series Spark Plugs BKR5ES

Spark Plug, Traditional, 14mm, .750 Reach, 5/8 Hex, Gasket Seat, Resistor, Each

Part Number: NGK-2460

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Hayden Electric Fan Controls 3652

Fan Switch, Thermostatic, Radiator Probe, 185 Degrees F On, 170 Degrees F Off, Kit

Part Number: HDA-3652

4.03 out of 5 stars ( 32 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

MotoRad Lev-R-Vent Radiator Caps ST18

Radiator Cap, Lev-R-Vent, Stainless Steel, Natural, Stant, 18 psi, Cadillac, Chevy, Chrysler, Dodge, Jeep, Pontiac, Each

Part Number: SNN-ST18

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Cometic MLS Head Gaskets C5988-040

Head Gasket, MLS, 4.000 in. Bore, .040 in. Compressed Thickness, Jeep, Each

Part Number: CGT-C5988-040

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

ACCEL Mopar Remote Super Coil and Harness Combos SUM-CSUM140021

Ignition Coil and Harness, Super Coil, Square, Epoxy, Yellow, 42,000 V, Dodge, Jeep, Each

Part Number: SUM-CSUM140021

4.68 out of 5 stars ( 31 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Summit Racing Equipment® U-Joints SUM-732001

Universal Joint, 1344 Style, Greasable, Steel, Each

Part Number: SUM-732001

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Skyjacker Black MAX Shocks B8556

Shock Absorber/Strut, Black MAX, Twin-Tube, Includes Black Boot, Each

Part Number: SJA-B8556

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

NGK V-Power Spark Plugs FR5-1

Spark Plug, V-Power, Gasket Seat, 14mm Thread, .750 in. Reach, Resistor, Each

Part Number: NGK-7252

4.92 out of 5 stars ( 13 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

BDS Suspension NX2 Nitro Series Shocks BDS85660

Shock, NX2 Nitro Series, Twin-tube, Rear, Ford, Jeep, Chevy, GMC 4WD, Lifted 4.0 in., Each

Part Number: BDX-BDS85660

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Derale Engine Oil Filter Relocation Kits 15780

Oil Filter Relocation Kit, Single Filter, 3/4-16 in. Filter Threads, Various Engine Threads, Low Profile, Kit

Part Number: DER-15780

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Standard Motor Oil Pressure Gauge Sending Units PS-155

Oil Pressure Sender/Switch, OEM Replacement, Each

Part Number: SMP-PS155

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Spicer Drivetrain Products Ring and Pinion Gears 706930-4X Dana 30 4.10 Gears

Ring and Pinion Gears, 4.10:1 Ratio, Reverse Rotation, Dana 30, Set

Part Number: SDH-706930-4X

3.33 out of 5 stars ( 3 )

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Need It Sooner? We recommend these similar substitute parts:

Motive Gear Ring and Pinion Sets D30-410F Dana 30 4.10 Gears

4 out of 5 stars ( 3 )

Estimated Ship Date: Feb 19, 2026

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TeraFlex Hand Throttle Kits 4870402

Hand Throttle Control, Includes Control and Cable, Off Road Use Only, Jeep, Kit

Part Number: TMI-4870402

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Harland Sharp Original Roller Rockers S4096

Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, 3/8 in. Stud, Jeep, 3.8, 4.0, 4.2L, Set of 12

Part Number: CSP-S4096

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Lares Remanufactured Steering Gears 1353

Steering Box, Power Assist, AMC, Chevy, Buick, Cadillac, Oldsmobile, Pontiac, Each

Part Number: LSC-1353

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Spicer Drivetrain Products Axle Bearings 565903

Axle Bearing, Rear, Jeep, for Nissan, Each

Part Number: SDH-565903

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Crown Automotive Distributors 56027028

Distributor, HEI, Magnetic Trigger Style, Black Cap, Jeep, 4.0L, Each

Part Number: CWA-56027028

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Tuff Country EZ-Ride SX8000 Nitro Gas Shock Absorbers 61261

Shock, SX8000, Twin-Tube, 26.5 in. Extended, 16.0 in. Collapsed Lengths, Eyelet, Eyelet, Each

Part Number: TFY-61261

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

PowerStop Z23 Evolution Sport Brake Upgrade Kits K2119

Pads and Rotors, Evolution Sport, Cross-Drilled/Slotted Surface, Iron, Zinc Plated, 11.020 in. Diameter, Z23 Carbon Fiber Ceramic Pads, Kit

Part Number: PWR-K2119

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Rancho RS5000X Shock Absorbers for 1999-2004 GRAND CHEROKEE - RS55260

Shock Absorber, RS5000X, Twin-Tube, Gas Charged, Includes Red Boot, Each

Part Number: RAN-RS55260

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

MotoRad Thermostats 300-180

Thermostat, Standard-flow, 180 degrees F, Copper/Brass, AMC, Buick, Cadillac, Chevy, Dodge, Ford, GMC, Jeep, Mercury, Olds, Plymouth, Pontiac, Each

Part Number: SNN-300-180

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

K&N 57 Series FIPK Cold Air Intake Kits for 1997-2006 WRANGLER - 57-1514-1

Air Intake, 57 Series FIPK, Polyethylene Tube, Black, Cotton Gauze Filter, Oiled, Red, with Stainless Clamps, Jeep, Wrangler, TJ, 4.0L, Kit

Part Number: KNN-57-1514-1

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Continental OE Technology Series HY-T Black Heater Hoses 65009

Heater Hose, Elite HY-T, EPDM, Black, 3/4 in. I.D., 50.0 ft. Length, Each

Part Number: CEL-65009

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Cherry Bomb Turbo Steel 2.5 Inch Muffler 16832CB

Muffler, Turbo, 2.50 in. Offset Inlet/2.50 in. Center Outlet, 18 in. Length, Steel, Aluminized, Each

Part Number: IMM-16832CB

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

JEEP 4.0L/242 Parts and Accessories