Positioning:
Essential resource for Jeep Wrangler TJ owners and mechanics who prioritize using genuine OEM parts for repairs and restorations. Caters to the DIY enthusiast and professional service centers.
Comparison:
Superior to generic aftermarket parts catalogs due to its OEM specificity, ensuring perfect fitment and quality. Complementary to service manuals, providing the 'what' of parts, while service manuals provide the 'how' of repair.
Features:
Illustrated exploded views, complete part number listings, identification of all original components, crucial for accurate ordering and sourcing.
Engine:
Engine assembly, cylinder head, block, oil pump, lubrication system, cooling system, intake manifold, exhaust manifold, fuel system components, ignition system components.
Transmission:
Manual transmission (e.g., NV3550, AX-15), Automatic transmission (e.g., 32RH, 42RLE) components, transfer case (e.g., NP231, NP241) components, clutch system (if manual).
Drivetrain:
Front axle, rear axle (Dana 30, Dana 35c, Dana 44), driveshafts, universal joints, wheel hubs, differential components.
Suspension Steering:
Front suspension (solid axle, coil springs, control arms, track bar, sway bar), rear suspension (solid axle, coil springs, control arms, track bar, sway bar), steering gear, steering column, power steering system.
Brakes:
Front brakes (disc), rear brakes (disc or drum depending on configuration), master cylinder, brake booster, brake lines, parking brake system.
Electrical:
Wiring harnesses, engine control module (ECM) components, lighting (headlights, taillights, interior), instrument cluster, sensors, battery, alternator, starter motor, fuses, relays.
Body Exterior:
Body panels (fenders, hood, doors, quarter panels), bumpers, grille, windshield frame, soft top components, hardtop components, latches, hinges, mirrors, seals, trim.
Body Interior:
Seats, seat belts, dashboard components, center console, door panels, headliner, floor coverings, steering wheel, pedals, interior trim pieces, climate control vents.
Wheels Tires:
Wheel options, lug nuts, valve stems.
Disassembly Assembly:
Detailed exploded views facilitating disassembly and reassembly of all listed components. Ideal for correct part ordering and installation procedures.
Part Identification:
Primary function is the precise identification of all original equipment manufacturer (OEM) part numbers for replacement purposes.
Depth:
Focuses on parts identification and relationships. Does not typically include diagnostic procedures, repair techniques, or torque specifications, which are found in a Service Manual.
File Format:
Likely a digital format (PDF) for easy searching and printing, or a physical bound book.
Print Quality:
High quality, designed for clear viewing of detailed diagrams and legible part numbers. OEM standard.
Binding:
If printed, typically bound with a durable cover, saddle-stitched or perfect bound for workshop use.
Paper Type:
If printed, durable, semi-gloss paper stock to withstand workshop environments and frequent use.
Standard Transmission:
5-speed manual transmission (New Venture Gear NV3550) was standard on many TJ models.
Optional Transmission:
4-speed automatic transmission (Chrysler 32RH for early TJ, 42RLE for later TJ models).
Transfer Case Options:
New Process NP231 Command-Trac (2WD High, 4WD High, 4WD Low) standard. New Process NP241OR Rock-Trac (with lower gear ratio) optional on Rubicon models.
Manual Transmission Fluid:
Typically SAE 75W-90 synthetic gear lubricant (e.g., Mopar NV3550, API GL-5). Consult manual for exact specification.
Automatic Transmission Fluid:
Chrysler ATF+4 (Mopar designation) for 42RLE. Chrysler ATF+3 for 32RH.
Wheelbase 2 Door:
93.4 inches
Wheelbase 4 Door Unlimited:
Not applicable for 2002 TJ model, Unlimited (LJ) started in 2004.
Length 2 Door:
151.4 inches
Width 2 Door:
66.5 inches
Height 2 Door:
71.5 inches (with soft top)
Curb Weight 2 Door I6:
Approximately 3,500 - 3,700 lbs (depending on options)
Towing Capacity:
3,500 lbs (properly equipped)
Ground Clearance:
Varies by model and tire size, typically 8-10 inches for stock configurations.
Oil Change Interval:
Every 3,000-5,000 miles or 6 months (depending on usage and oil type). Consult owner's manual for precise intervals.
Tune Up Interval:
Spark plugs typically every 30,000-60,000 miles (depending on plug type); refer to owner's manual.
Engine Oil Spec:
SAE 10W-30 for 4.0L I6, SAE 5W-30 for 2.4L I4 (check specific manual for details). API certified.
Coolant Spec:
Chrysler HOAT (Hybrid Organic Acid Technology) coolant, typically Mopar OAT or equivalent orange coolant.
Brake Fluid Spec:
DOT 3 brake fluid.
Common Tj Issues:
Leaks (oil pan, valve cover, rear main seal), clutch wear (manual transmissions), AC system issues, dashboard crack, exhaust manifold cracks (especially on 4.0L), steering box wear, rear main seal leaks, transfer case chain stretch.
Example Part Number Format:
Typically 8-digit numbers (e.g., 52037849AA for a specific component).
