🏷️ Basic Information

Make:

Jeep

Model:

Wrangler

Year:

1999

Product Type:

Spare Parts Catalog

Platform:

TJ

👋 Introduction

Market Position:

The Jeep Wrangler TJ generation (1997-2006) occupies a niche in the automotive market as a highly capable, off-road focused, and iconic convertible SUV. This parts catalog serves owners and enthusiasts seeking to maintain, customize, or repair their vehicles with specific, correct components.

Competitive Analysis:

Competitors in the off-road segment include models like the Toyota 4Runner, Ford Bronco (historically), and Land Rover Defender. The Wrangler's unique combination of open-air driving, solid axle design (in TJ), and robust aftermarket support sets it apart.

Key Features:

Iconic seven-slot grille, removable doors and top, strong off-road capability, durable construction, extensive aftermarket parts availability.

📋 Manual Details

Covered Areas:

Audio & Electronics, Carriers & Cargo Hauling, Driving Convenience, Exterior Appearance, Exterior Protection, Fog Lights & Electrical, Heater Kits, Interior Storage, Security

Page Count:

400

Manual Type:

Parts Catalog

Manual Purpose:

To facilitate accurate identification and ordering of spare parts and accessories for the 1999 Jeep Wrangler TJ.

Language:

English

Format:

Print

📖 Manual Coverage

Systems Covered:

Audio systems (CD changers), Cargo management (bike carriers, ski carriers, trailer hitches), Driver convenience (soft tops), Exterior components (bumpers, side steps), Protection elements (air shields, hardtop wiring), Lighting (fog lights, windshield light bars), Engine thermal management (block heaters), Interior organization (floor consoles), Security systems (alarms)

Systems Covered Additional:

The catalog covers parts for the drivetrain, suspension, steering, brakes, body, interior, and electrical systems, specifically focusing on available accessories and replacement parts that would have been offered by Jeep or its authorized dealers for the 1999 Wrangler.

Procedures Included:

Part identification and lookup for accessory and replacement components. Installation guidance for various kits and accessories is implied.

Procedures Included Additional:

While not a repair manual, the catalog's detailed diagrams and part numbers are essential for any DIY repair or upgrade, providing a visual reference for component location and assembly.

Technical Depth:

Detailed identification of specific part numbers for genuine and aftermarket accessories and replacement parts. Focuses on visual and descriptive identification rather than mechanical repair procedures.

📊 Manual Specifications

File Format:

N/A (Print Catalog)

Print Quality:

High-quality, professional printing expected for a parts catalog.

Binding Type:

Likely Perfect Binding or Spiral Binding for durability and ease of use.

Paper Type:

Durable, glossy paper suitable for displaying diagrams and part illustrations.

⚙️ Engine Specifications

Primary Engine:

4.0L Inline-6 (OHV)

Engine Code:

AMC 242

Bore X Stroke:

3.875 in x 3.562 in (98.4 mm x 90.5 mm)

Compression Ratio:

8.75:1

Horsepower:

182 hp @ 4,600 rpm (approximate)

Torque:

220 lb-ft @ 3,200 rpm (approximate)

Fuel System:

Sequential Multi-Port Fuel Injection (MPI)

Cooling System Type:

Pressurized liquid cooling

Ignition System:

Distributorless Ignition System (DIS)

🔧 Transmission

Standard Transmission:

NV3550 5-Speed Manual Transmission

Optional Transmission:

42RLE 4-Speed Automatic Transmission

Transfer Case:

New Process NV241OR (Rock-Trac) Command-Trac

Manual Transmission Fluid:

Mopar Manual Transmission Lubricant or equivalent (e.g., synthetic API GL-3 or GL-4)

Automatic Transmission Fluid:

Mopar ATF+4 (Chrysler Material Standard MS-9602)

📐 Dimensions

Wheelbase:

93.4 inches (2372 mm)

Length:

151.4 inches (3845 mm)

Width:

66.5 inches (1689 mm)

Height:

71.6 inches (1819 mm) (with hardtop)

Ground Clearance:

Approx. 8-10 inches (203-254 mm) depending on tire size and suspension.

Approach Angle:

Approx. 40 degrees

Departure Angle:

Approx. 30 degrees

Breakover Angle:

Approx. 25 degrees

Curb Weight:

Approx. 3,000 - 3,400 lbs (1360 - 1542 kg) depending on configuration.

Gross Vehicle Weight Rating:

4,050 lbs (1837 kg) (approximate)

Towing Capacity:

2,000 lbs (907 kg)

🛡️ Safety Features

NHTSA Rollover Rating:

Likely 3-star (for 1999 model year, subject to specific testing and configuration)

Active Safety Features:

Optional Anti-lock Braking System (ABS) on rear wheels.

Passive Safety Features:

Seat belts, roll bar structure integrated into the windshield frame and body.

Front Brakes:

Ventilated Disc

Rear Brakes:

Drum

Rear Brake Type:

10-inch x 1.75-inch Drum Brakes

Airbags:

Driver and passenger airbags

💡 Technology Features

Infotainment System:

Basic AM/FM stereo with cassette player. Optional CD player or 6-disc CD changer were available. Speaker configurations varied.

Infotainment Features Example:

Cassette player with anti-roll mechanism, basic tone controls, and optional external CD changer control.

Driver Assistance Features:

Limited to available ABS on rear wheels. No advanced driver-assistance systems (ADAS) were offered.

Connectivity Options:

None for the era. Aftermarket solutions would be required for Bluetooth or USB connectivity.

🔧 Maintenance

Oil Change Interval:

Every 3,000 miles or 3 months, whichever comes first (typically with conventional oil). Synthetic oil may extend this interval, consult a service manual.

Tire Rotation Interval:

Every 6,000 miles or 6 months.

Coolant Flush Interval:

Every 30,000 miles or 2-3 years.

Engine Oil Specification:

API SG/SH or higher, SAE 10W-30 (for most conditions). Consult owner's manual for specific recommendations and temperature ranges.

Coolant Specification:

Chrysler HOAT (Hybrid Organic Acid Technology) coolant, typically a 50/50 mix with distilled water.

Brake Fluid Specification:

DOT 3

Power Steering Fluid:

Mopar Power Steering Fluid or equivalent Dexron III ATF.

Known Issues:

Common issues include NP241OR transfer case chain stretch, leading to popping noises; rear main crankshaft seal leaks; oil filter adapter housing leaks; differential seal leaks; and exhaust manifold cracks due to heat. Rust on the frame and body is also a significant concern, particularly in rust-belt regions.

Known Issues Additional:

heater core leaks are common; radiator fan clutch failure; vacuum leaks in the intake system; door hinges and latches can seize due to exposure.

Oil Filter Part Number Example:

Mopar MO-090 or equivalent Wix 51515 / Fram PH8A

Air Filter Part Number Example:

Mopar 53007205 or equivalent Fram CA7127 / Wix 42482

📚 Vehicle History

Brand Heritage:

Jeep has a long and storied history, originating from military vehicles used in World War II. This legacy of ruggedness and off-road capability is deeply ingrained in the brand's identity.

Model Evolution:

The 1999 Wrangler is part of the TJ generation, which represented a significant redesign from its YJ predecessor. Key improvements included a move to coil springs on all four wheels for a more compliant ride and better articulation, and the introduction of the iconic 4.0L inline-six engine as the primary powerplant. This generation also featured a more modern interior and improved safety features.

Production Years Tj:

1997-2006

Manufacturing Location:

Toledo, Ohio, USA

🏆 Awards & Recognition

Recognitions:

The Jeep Wrangler TJ generation is consistently praised for its off-road prowess and durability. While specific awards for the 1999 model year are not widely documented, the TJ platform itself has received accolades for its design and capability from off-road enthusiasts and publications.