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Thread: OE Jeep TJ Spec's

  1. #1

    Join Date
    Feb 2011
    City
    Cayce
    State
    SC
    Posts
    1,173

    OE Jeep TJ Spec's

    These are the OE specifications found online from several sources & compiled for technical reference.

    Wheelbase = 93.4"
    Length = 155.4"
    Width = 66.7"
    Height = 70.8"
    Track width = 57.8 - 58.5"
    Curb weight = 3,092-3,832 lbs
    Approach angle = 42.2*
    Departure angle = 31.5*
    Break over angle = 22.3*
    Cargo capacity = 55.7 cu ft.
    Fuel capacity = 15 - 19 gal
    Towing capacity = 1,000 lbs 4cyl / 2,000 lbs 6 cyl
    Ground clearance (at axle) = 8.7"-9.2" front / 8.6"-9.1" rear

    ENGINE

    2.5L I-4 151 cu in - 1997-2002
    120 hp @ 5,400 RPM
    140 ft/lbs @ 3,500 RPM
    OHV
    Sequential port fuel injection
    2 valves per cylinder
    Compression ratio = 9.20:1 (97-00) / 9.10:1 (01-02)

    2.4L I-4 148 cu in - 2003-2006
    147 hp @ 5,200 RPM
    165 ft/lbs @ 4,000 RPM
    DOHC
    4 valves per cylinder
    Compression ratio = 9.50:1

    4.0L I-6 242 cu in - 1997-1999
    181 hp @ 4,600 RPM
    222 ft/lbs @ 2,800 RPM
    OHV
    Sequential port fuel injection
    2 valves per cylinder
    Compression ratio = 8.80:1

    4.0L I-6 242 cu in - 2000-2006
    190 hp @ 4,600 RPM
    235 ft/lbs @ 3,200 RPM
    OHV
    Sequential port fuel injection
    2 valves per cylinder
    Compression ratio = 8.80:1
    Distributor-less ignition
    Redesigned cylinder head
    Redesigned 2 piece exhaust manifold

    Automatics:

    30rh - 1997-2002
    3 speed automatic
    23 spline output
    Ratios:
    1st - 2.74
    2nd - 1.54
    3rd - 1.00
    Rev - 2.20

    32rh - 1997-2002
    3 speed automatic
    23 spline output
    Ratios:
    1st - 2.74
    2nd - 1.54
    3rd - 1.00
    Rev - 2.20

    42rle - 2003-2006
    4 speed automatic
    Ratios:
    1st - 2.84
    2nd -1.57
    3rd - 1.00
    4th - 0.69
    Rev - 2.21

    Manuals:

    AX-5 - 1997-2002
    5 speed manual
    10 spline input
    21 spline output
    Ratios:
    1st - 3.93
    2nd - 2.33
    3rd - 1.45
    4th - 1.00
    5th - 0.85
    Rev - 4.74

    AX-15 - 1997-1999
    5 speed manual
    10 spline input
    23 spline output
    Ratios:
    1st - 3.83
    2nd - 2.33
    3rd - 1.44
    4th - 1.00
    5th - 0.79
    Rev - 4.22

    NV1500 / NV2550 - 2003-2004
    5 speed manual
    Ratios:
    1st - 3.85
    2nd - 2.25
    3rd - 1.48
    4th - 1.00
    5th - 0.75 or 0.80
    Rev - 3.52

    NV3550 - 2000-2004
    5 speed manual
    10 spline input
    23 spline output
    Ratios:
    1st - 4.01
    2nd - 2.33
    3rd - 1.39
    4th - 1.00
    5th - 0.78
    Rev - 3.57

    NSG370 - 2005-2006
    6 speed manual
    10 spline input
    23 spline output
    Ratios:
    1st - 4.46
    2nd - 2.61
    3rd - 1.72
    4th - 1.25
    5th - 1.00
    6th - 0.84
    Rev - 4.06

    TRANSFER CASE

    NV231 Command-Trac - 1997-2006
    2.72:1 Low range

    NV241 Rock-Trac - 2003-2006
    4:1 Low range


    DANA 30 Front Axle
    Stock gear ratio options = 3.07, 3.55, 3.73, 4.10, 4.56
    Ring gear diameter = 7.2"
    Pinion shaft spline count = 26
    Axle shaft spline count = 27 both inner and outer
    Axle shaft u-joints = 5-760x / 5-297x
    WMS-WMS = approximately 60.5"
    5 on 4.5" bolt pattern

    DANA 35C Rear Axle
    Stock gear ratio options = 3.07, 3.55, 3.73, 4.11, 4.56
    Optional Trac-Lok limited slip differential
    Ring gear diameter = 7.5625"
    Pinion shaft spline count = 26
    Axle shaft spline count = 27
    WMS-WMS = approximately 60.5"
    5 on 4.5" bolt pattern

    DANA 44 Rubicon Front
    4.10 gears
    Tru-Lok selectable pneumatic locker - open differential when unlocked
    Ring gear diameter = 8.5"
    Pinion shaft spline count = 26
    Axle shaft spline count = 30 inner / 27 outer
    Axle shaft u-joints = 5-760x / 5-297x
    WMS-WMS = approximately 60.5"
    5 on 4.5" bolt pattern

    DANA 44 Rubicon Rear
    4.10 gears
    Tru-Lok selectable pneumatic locker - limited slip differential when unlocked
    Ring gear diameter = 8.5"
    Pinion shaft spline count = 26
    Axle shaft spline count = 30
    WMS-WMS = approximately 60.5"
    5 on 4.5" bolt pattern
    Last edited by GREASEMONKEY; 05-12-2011 at 03:20 AM.

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