JEEP 4.0L/242 - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Griffin Exact Fit Radiator Combos for 1987-2006 WRANGLER - CU-70032

Griffin Exact Fit Radiator Combos for 1987-2006 WRANGLER - CU-70032

Radiator and Fan, Exact-Fit, Aluminum, Crossflow, 1-row, Single Fan, Jeep, Kit

Part Number: GRI-CU-70032

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

Borla Touring Exhaust Systems for 1999-2004 GRAND CHEROKEE - 14836

Exhaust System, Touring, Cat-Back, Stainless Steel, Natural, Rear Exit, Jeep, 4.0L, 4.7L, Kit

Part Number: BOR-14836

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters for 1999-2004 GRAND CHEROKEE - 24507

Catalytic Converter, Stainless Steel, Jeep, 4.0L, Front, Each

Part Number: MPE-24507

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Griffin Performance Fit Radiators for 1987-2006 WRANGLER - 8-70169

Radiator, Performance Fit, Downflow, 2-row, Aluminum, Natural, Transmission Cooler, Jeep, Each

Part Number: GRI-8-70169

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

ICON Premium Forged Piston and Ring Kits IC945KTM.060

Pistons and Rings Kit, Forged, Dish, 3.935 in. Bore, Moly Ring, AMC, Jeep, Inline 6, Kit

Part Number: UEM-IC945KTM-060

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG C8.25-307 Chrysler 8.25 in. 3.07 Gears

Ring and Pinion Gears, 3.07:1 Ratio, 27-spline, Standard Ring Gear Rotation, Chrysler 8.25 in., Set

Part Number: YGA-24643

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Borla Touring Exhaust Systems for 1997-2001 CHEROKEE - 140071

Exhaust System, Touring, Cat-Back, Single, Stainless Steel, Natural, Rear Exit, Jeep, 4.0L, Kit

Part Number: BOR-140071

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Yukon Gear & Axle Ring and Pinion Sets YG D30R-354R Dana 30 3.54 Gears

Ring & Pinion Gear, 3.54 Ratio, Dana 30, Set

Part Number: YGA-24271

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6673-3905

Piston Set, 4.7 Jeep 6 Cyl. 1-FX Series -21cc Jeep Dish Top Piston Set. 3.905 bore

Part Number: DMS-1-6673-3905

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

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Estimated Ship Date: Jan 20, 2026 if ordered today

10 Inch 950 CFM Mishimoto Electric Fan and Shroud Kit MMFS-XJ-89KBK

89-01 Jeep Cherokee XJ Fan Shroud w/ Controller, Black

Part Number: MIO-MMFSXJ89KBK

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Estimated Ship Date: Jan 12, 2026 if ordered today

Griffin Performance Fit Radiators for 1987-2006 WRANGLER - 8-00172

Radiator, Downflow, 2-Row, Aluminum, Natural, 18 in. Wide, 20 in. Tall, 2.68 in. Thick Core, Manual, Each

Part Number: GRI-8-00172

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

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Estimated Ship Date: Jan 22, 2026 if ordered today

VEGE Remanufactured Cylinder Heads for 1987-1990 CHEROKEE, COMANCHE, WAGONEER - 2A23

Cylinder Heads, Remanufactured, Assembled, Cast Iron, Natural, Jeep, 4.0L, OHV, Each

Part Number: VRE-2A23

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

ICON Premium Forged Pistons IC668.030

Pistons, Premium, Forged 4032 Aluminum, 3.905 in. Bore, 3.895 in. Stroke, Dish, Jeep, Set of 6

Part Number: UEM-IC668-030

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

Crown Automotive Steering Boxes for 1984-2001 CHEROKEE, 1986-1992 COMANCHE, 1993-1998 GRAND CHEROKEE - 52038002

Steering Box, Front Steer, Power Assist, Cast Iron, Natural, Left Hand Drive, Jeep, Each

Part Number: CWA-52038002

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Yukon Gear & Axle Ring and Pinion Sets YG D44-538 Dana 44 5.38 Gears

Ring and Pinion Gears, 5.38:1 Ratio, 26-spline, Standard Ring Gear Rotation, Dana 44, Set

Part Number: YGA-24045

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Powertrax Lock-Right Lockers Chrysler 8.25 Inch 1230-LR

Differential, Lock-Right, Locker, 27-Spline, Mopar, 8.25 in., Each

Part Number: PWT-1230-LR

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Walker CalCat Universal Catalytic Converters 80906

Catalytic Converter, CalCat, Stainless Case, 2.500 in. Inlet/2.500 in Outlet, Chevy, Dodge, Ford, Toyota, Each

Part Number: WLK-80906

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

MagnaFlow Universal Catalytic Converters 459006

Catalytic Converters, Universal, 3-way, Stainless Steel Case, 2.500 in. Slip Fit Inlet/Outlet, 16.000 in. Overall Length, Each

Part Number: MPE-459006

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Motive Gear Ring and Pinion Gear and Installation Kit Combos MGK-114 Dana 30 4.88 Gears

Ring and Pinion Gears, Ring and Pinion Gear and Installation Kit Combos, Dana 30, 4.88:1 Ratio, 26-spline, Standard Rotation, Jeep, Kit

Part Number: MGR-MGK-114

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK007 Dana 30/44 4.56 Gears

Ring and Pinion Gears and Installation Kit Combo, 4.56:1 Ratio, Dana 30 Front, Dana 44 Rear, Jeep, Kit

Part Number: YGA-31007

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

MagnaFlow Direct-Fit Catalytic Converters for 2000-2001 CHEROKEE - 93207

Catalytic Converter, Stainless Steel, Each

Part Number: MPE-93207

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Estimated Ship Date: Jan 21, 2026 if ordered today

Rough Country N3 Suspension Lift Kits for 1984-2001 CHEROKEE - 63040

Suspension Leveling & Lift Kits, Lift Kit, N3 Series, Coil Spring, Leaf Spring, 3.00 in. Front, 1.50-2.00 in. Rear, Jeep, Kit

Part Number: ROU-63040

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

Spicer Drivetrain Products Ring and Pinion Gear with Installation Kits 76385-5X Dana 30 3.55 Gears

Ring and Pinion Gear, Installation Kit, 3.55:1, Standard Rotation, Dana 30, Kit

Part Number: SDH-76385-5X

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

USA Standard Gear Spartan Lockers Dana 44 SL D44HD-30

Differential Carrier, Spartan Locker, Steel, 10-bolt, 30-spline, Rear, Dana 44, Jeep, Each

Part Number: SPZ-17002

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

South Bend Clutch Stage 2 Endurance Clutch Kits K05065-HD-TZ/B

Clutch Kit, Stage 2 Endurance, Single, 1.130 in. - 10-spline, Ceramic/Kevlar® Disc, Pressure Plate, Jeep, 4.0L, Kit

Part Number: SBB-S0724

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

JEEP 4.0L/242 Parts and Accessories