Isuzu Trooper (1984–2002 U.S.)
First-generation Trooper / Trooper II (1984–1991) and second-generation Trooper (1992–2002).
Tech specs
| Item | Specification |
|---|---|
| Generations (U.S.) | 1st gen 1984–1991 (also badged Trooper II); 2nd gen 1992–2002 |
| Engines, 1st gen (late) | 2.6 L 4ZE1 I4, 120 hp; 2.8 L V6 (1990–1991 Trooper II) |
| Engines, 2nd gen | 3.2 L 6VD1 V6, SOHC and DOHC (1992–1997); 3.5 L 6VE1 DOHC V6, 215 hp (1998–2002) |
| Transmissions | 5-speed manual; 4-speed automatic |
| Drive | Part-time 4WD; Torque-On-Demand (TOD) transfer case offered from 1998 |
| Front suspension | Independent (upper/lower control arms) |
| Rear suspension (1995) | Solid axle with trailing links and lateral rod |
| Spark plugs (1998 3.5 L) | Gap 1.0–1.1 mm (0.040–0.043 in) |
Dimensions
| Item | Figure |
|---|---|
| Wheelbase, 1st gen 5-door | 104.3 in (2,649 mm) |
| Width, 1st gen | 65.0 in (1,651 mm) |
| Wheelbase, 2nd gen 5-door | 108.7 in (2,761 mm) |
| Width, 2nd gen 5-door (1998) | 69.5 in (1,765 mm) |
| Height, 2nd gen 5-door (1998) | 72.2 in (1,834 mm) |
| Ground clearance, 2nd gen (1998) | 8.3 in (211 mm) |
| Turning circle, 2nd gen (1998) | 38.1 ft (11.6 m) |
Dimensions drawing

Fluid capacities
Capacities are approximate refill amounts from Isuzu factory service manual data for the year shown. Always fill to the level/check plug or dipstick, not just by volume.
| System | Capacity | Notes |
|---|---|---|
| Engine oil, 2.6 L 1988–1990 (without filter) | 4.8 qt (4.5 L) | Add for filter |
| Engine oil, 3.2 L DOHC 1995 (with filter) | 5.7 qt (5.4 L) | |
| Engine oil, 3.5 L 1998 | 5.3 L (5.6 qt) | 5.6 qt as listed |
| Cooling system, 1990–1991 4-cyl / V6 | 8.5 qt (8.0 L) / 10.5 qt (10.0 L) | |
| Cooling system, 1995 | 9.3 qt M/T; 9.0 qt A/T | |
| Cooling system, 1998 | 11.0 qt (10.4 L) M/T; 11.1 qt (10.5 L) A/T | |
| Automatic transmission, 1995 and 1998 | 9.1 qt (8.6 L) | Total fill, DEXRON-III |
| Manual transmission, 1995 3.2 L | 6.2 pt (3.0 L) | Engine oil (non-T5) |
| Manual transmission, 1998 | 2.9 qt (2.7 L) | Engine oil |
| Transfer case, 1990–1995 (manual) | 1.5 qt (1.45 L) | Engine oil 5W-30 |
| Transfer case, 1998 TOD | 2.0 qt (1.9 L) | DEXRON-IIE/III |
| Front differential, 1990–1995 | 1.5 L (3.2 pt) | GL-5 |
| Rear differential, 1990–1995 | 1.8 L (3.8 pt) | GL-5 |
| Front / rear differential, 1998 | 1.4 L (1.5 qt) / 3.0 L (3.2 qt) | GL-5 |
| A/C refrigerant | 1995: 1.65 lb R-134a; 1998: 1.32 lb R-134a | 1990: 2.10 lb R-12 |
Torque specs
| Fastener | Torque |
|---|---|
| Wheel lug nuts, steel wheels (1995 factory table) | 58–72 lb-ft (79–98 N·m) |
| Wheel lug nuts, aluminum wheels (1995 factory table) | 80–94 lb-ft (108–127 N·m) |
| Spark plugs (1998 3.5 L) | 13 lb-ft (18 N·m) |
| Oil pan (1990 2.6 L) | 13 lb-ft (18 N·m) |
| Oil pan bolts and nuts (1998 3.5 L) | 89 lb-in (10 N·m) |
| Pitman arm (1995) | 145–174 lb-ft (197–236 N·m) |
| Idler arm (1995) | 80–108 lb-ft (108–146 N·m) |
| Tie rod end to knuckle (1995) | 65–94 lb-ft (88–127 N·m) |
| Lower ball joint to knuckle (1995) | 94 lb-ft (127 N·m) |
| Upper control arm fulcrum to frame (1995) | 112 lb-ft (152 N·m) |
| Front hub / axle nut (1995) | 76 lb-ft (103 N·m) |
| Rear shock absorber, top (1995) | 70 lb-ft (95 N·m) |
| Rear trailing link (1995) | 101 lb-ft (137 N·m) |
| Flywheel (1995) | 40 lb-ft (54 N·m), in sequence |
Trims & body styles (U.S.)
| Years | Version | Notes |
|---|---|---|
| 1984–1991 | Trooper II / Trooper, 3-door and 5-door | 2.6 L I4 or 2.8 L V6 late |
| 1992–1997 | Trooper 2-door and 4-door | 3.2 L V6 SOHC or DOHC |
| 1998–2002 | Trooper S, LS, Limited (LTD) | 3.5 L V6 |
Fuel economy (EPA)
U.S. EPA estimates in miles per gallon as currently published on fueleconomy.gov (older models are shown on the revised 2008 EPA method, so they read lower than the original window sticker). To convert: L/100 km = 235.2 ÷ mpg.
| Model year | EPA listing | Engine | Transmission | Drive | City | Hwy | Comb |
|---|---|---|---|---|---|---|---|
| 1984–1985 | Trooper | 2.0 L | Manual 4-spd | 4WD | 17 | 20 | 18 |
| 1986 | Trooper | 2.2 L | Manual 5-spd | 4WD | 24 | 26 | 25 |
| 1986–1987 | Trooper | 2.3 L | Manual 5-spd | 4WD | 16 | 20 | 17 |
| 1987 | Trooper | 2.2 L | Manual 5-spd | 4WD | 22 | 23 | 22 |
| 1987 | Trooper | 2.3 L | Manual 5-spd | 4WD | 15 | 19 | 17 |
| 1988–1989 | Trooper | 2.6 L | Auto 4-spd | 4WD | 15 | 17 | 15 |
| 1988–1989 | Trooper | 2.6 L | Manual 5-spd | 4WD | 14 | 17 | 15 |
| 1989–1991 | Trooper | 2.8 L | Manual 5-spd | 4WD | 14 | 17 | 15 |
| 1990–1991 | Trooper | 2.6 L | Auto 4-spd | 4WD | 14 | 17 | 15 |
| 1990–1991 | Trooper | 2.6 L | Manual 5-spd | 4WD | 15 | 17 | 15 |
| 1990–1991 | Trooper | 2.8 L | Auto 4-spd | 4WD | 14 | 17 | 15 |
| 1992 | Trooper | 3.2 L | Manual 5-spd | 4WD | 14 | 16 | 15 |
| 1992 | Trooper | 3.2 L | Manual 5-spd | 4WD | 15 | 17 | 15 |
| 1992–1995 | Trooper | 3.2 L | Auto 4-spd | 4WD | 14 | 17 | 15 |
| 1993 | Trooper | 3.2 L | Manual 5-spd | 4WD | 14 | 17 | 16 |
| 1993–1995 | Trooper | 3.2 L | Manual 5-spd | 4WD | 13 | 16 | 14 |
| 1994–1997 | Trooper | 3.2 L | Manual 5-spd | 4WD | 14 | 17 | 15 |
| 1995 | Trooper | 3.2 L | Auto 4-spd | 4WD | 12 | 16 | 14 |
| 1996–1997 | Trooper | 3.2 L | Auto 4-spd | 4WD | 13 | 17 | 14 |
| 1998–1999 | Trooper | 3.5 L | Auto 4-spd | 4WD | 13 | 18 | 15 |
| 1998–1999 | Trooper | 3.5 L | Manual 5-spd | 4WD | 14 | 18 | 15 |
| 2000 | Trooper | 3.5 L | Auto 4-spd | 4WD | 13 | 17 | 15 |
| 2000 | Trooper | 3.5 L | Auto 4-spd | 2WD | 14 | 17 | 15 |
| 2000–2002 | Trooper | 3.5 L | Manual 5-spd | 4WD | 14 | 17 | 15 |
| 2001–2002 | Trooper | 3.5 L | Auto 4-spd | 2WD | 14 | 18 | 15 |
| 2001–2002 | Trooper | 3.5 L | Auto 4-spd | 4WD | 14 | 18 | 15 |
Factory colors & paint codes
Swatch colors are approximate screen representations. Always match paint by the color code on your vehicle’s paint label (usually on the driver door jamb or under the hood), not by the swatch. Availability varied by body style, trim and year (U.S. market). Two-tone swatches show the upper color over the lower color.
1984–1991
1992–2002
Factory brochures
Original U.S.-market Isuzu sales brochure pages, shown for reference. Tap any page to enlarge. Specs and colors in brochures were subject to change during the model year.













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