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Isuzu Ascender Horsepower & Torque (2003 - 2008): Your Comprehensive Guide

Researched By The AutoPadre Research Team


The Isuzu Ascender, produced from 2003 to 2008, served as a mid-size SUV replacement for the Isuzu Trooper, Rodeo, and Axiom, offering both 5- and 7-passenger configurations.

Performance highlights include a range of engine options, starting with a 4.2L inline-six producing up to 285 horsepower and 276 lb-ft of torque by 2008.

A more powerful 5.3L V8 variant delivered 300 horsepower and 330 lb-ft of torque in 2006, paired with a 4-speed Hydra-Matic automatic transmission.

Both 2WD and 4WD drivetrains were available, catering to diverse driving needs.

Scroll down to see the detailed horsepower and torque data below.

Check out the Horsepower And Torque specifications for other makes and models.

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2008 Isuzu Ascender Horsepower

The Isuzu Ascender is equipped with a 4.2L engine that produces a consistent horsepower of 285 hp and torque of 276 lb-ft across configurations.

It is available in both 2WD and 4WD drivetrain options and utilizes a 4-speed Hydra-Matic automatic transmission with overdrive.

2008 Isuzu Ascender Horsepower And Torque
Trim Engine | Transmission | Drivetrain Horsepower @ RPM Torque @ RPM
S SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 285 hp @ 6,000 rpm 276 ft-lbs @ 4,600 rpm
S SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 285 hp @ 6,000 rpm 276 ft-lbs @ 4,600 rpm
Luxury SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 285 hp @ 6,000 rpm 276 ft-lbs @ 4,600 rpm
Luxury SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 285 hp @ 6,000 rpm 276 ft-lbs @ 4,600 rpm
LS SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 285 hp @ 6,000 rpm 276 ft-lbs @ 4,600 rpm
LS SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 285 hp @ 6,000 rpm 276 ft-lbs @ 4,600 rpm

2007 Isuzu Ascender Horsepower

The Isuzu Ascender is equipped with a 4.2L engine producing a consistent 291 horsepower and 277 lb-ft of torque across configurations.

It is available with both 2WD and 4WD drivetrain options and utilizes a 4-speed Hydra-Matic automatic transmission with overdrive.

2007 Isuzu Ascender Horsepower And Torque
Trim Engine | Transmission | Drivetrain Horsepower @ RPM Torque @ RPM
S SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 291 hp @ 6,000 rpm 277 ft-lbs @ 4,800 rpm
S SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 291 hp @ 6,000 rpm 277 ft-lbs @ 4,800 rpm
Luxury SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 291 hp @ 6,000 rpm 277 ft-lbs @ 4,800 rpm
Luxury SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 291 hp @ 6,000 rpm 277 ft-lbs @ 4,800 rpm
LS SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 291 hp @ 6,000 rpm 277 ft-lbs @ 4,800 rpm
LS SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 291 hp @ 6,000 rpm 277 ft-lbs @ 4,800 rpm

2006 Isuzu Ascender Horsepower

The Isuzu Ascender is equipped with two engine options: a 4.2L engine producing 275 hp and 275 lb-ft of torque, and a 5.3L OHV MPFI engine generating 300 hp and 330 lb-ft of torque.

It features a 4-speed Hydra-Matic automatic transmission and is available in both 2WD and 4WD drivetrain configurations.

2006 Isuzu Ascender Horsepower And Torque
Trim Engine | Transmission | Drivetrain Horsepower @ RPM Torque @ RPM
LS SUV 5.3L | V8 | OHV MPFI | 4 Spd Hydra-Matic Auto w/OD | 4WD 300 hp @ 5,200 rpm 330 ft-lbs @ 4,000 rpm
LS SUV 5.3L | V8 | OHV MPFI | 4 Spd Hydra-Matic Auto w/OD | RWD 300 hp @ 5,200 rpm 330 ft-lbs @ 4,000 rpm
Limited SUV 5.3L | V8 | OHV MPFI | 4 Spd Hydra-Matic Auto w/OD | 4WD 300 hp @ 5,200 rpm 330 ft-lbs @ 4,000 rpm
Limited SUV 5.3L | V8 | OHV MPFI | 4 Spd Hydra-Matic Auto w/OD | RWD 300 hp @ 5,200 rpm 330 ft-lbs @ 4,000 rpm
S SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
S SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
2006 Isuzu Ascender Horsepower And Torque Continued
Trim Engine | Transmission | Drivetrain Horsepower @ RPM Torque @ RPM
LS SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
LS SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
S SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
S SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
Luxury SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
Luxury SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
2006 Isuzu Ascender Horsepower And Torque Continued
Trim Engine | Transmission | Drivetrain Horsepower @ RPM Torque @ RPM
LS SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
LS SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm

2005 Isuzu Ascender Horsepower

The Isuzu Ascender offers a horsepower range of 275 hp from the 4.2L engine to 300 hp from the 5.3L OHV MPFI engine.

Torque output varies from 275 lb-ft with the 4.2L engine to 330 lb-ft with the 5.3L engine.

The vehicle is available with both 2WD and 4WD drivetrain configurations and utilizes a 4-speed Hydra-Matic automatic transmission with overdrive.

2005 Isuzu Ascender Horsepower And Torque
Trim Engine | Transmission | Drivetrain Horsepower @ RPM Torque @ RPM
LS SUV 5.3L | V8 | OHV MPFI | 4 Spd Hydra-Matic Auto w/OD | 4WD 300 hp @ 5,200 rpm 330 ft-lbs @ 4,000 rpm
LS SUV 5.3L | V8 | OHV MPFI | 4 Spd Hydra-Matic Auto w/OD | RWD 300 hp @ 5,200 rpm 330 ft-lbs @ 4,000 rpm
Limited SUV 5.3L | V8 | OHV MPFI | 4 Spd Hydra-Matic Auto w/OD | 4WD 300 hp @ 5,200 rpm 330 ft-lbs @ 4,000 rpm
Limited SUV 5.3L | V8 | OHV MPFI | 4 Spd Hydra-Matic Auto w/OD | RWD 300 hp @ 5,200 rpm 330 ft-lbs @ 4,000 rpm
S SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
S SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
2005 Isuzu Ascender Horsepower And Torque Continued
Trim Engine | Transmission | Drivetrain Horsepower @ RPM Torque @ RPM
LS SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
LS SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
S SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
S SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
Luxury SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
Luxury SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
2005 Isuzu Ascender Horsepower And Torque Continued
Trim Engine | Transmission | Drivetrain Horsepower @ RPM Torque @ RPM
LS SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
LS SUV 4.2L | I6 | 4 Spd Hydra-Matic Auto w/OD | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm

2004 Isuzu Ascender Horsepower

The Isuzu Ascender is equipped with two engine options: a 4.2L engine producing 275 hp and a 5.3L OHV engine generating 290 hp. Torque output ranges from 275 lb-ft with the 4.2L engine to 325 lb-ft with the 5.3L engine.

Transmission is a 4-speed automatic with overdrive, and the vehicle is available in both 2WD and 4WD configurations.

2004 Isuzu Ascender Horsepower And Torque
Trim Engine | Transmission | Drivetrain Horsepower @ RPM Torque @ RPM
LS SUV 5.3L | V8 | OHV | 4 Spd Auto w/OD Hydra-Matic | 4WD 290 hp @ 5,200 rpm 325 ft-lbs @ 4,000 rpm
LS SUV 5.3L | V8 | OHV | 4 Spd Auto w/OD Hydra-Matic | RWD 290 hp @ 5,200 rpm 325 ft-lbs @ 4,000 rpm
Limited SUV 5.3L | V8 | OHV | 4 Spd Auto w/OD Hydra-Matic | 4WD 290 hp @ 5,200 rpm 325 ft-lbs @ 4,000 rpm
Limited SUV 5.3L | V8 | OHV | 4 Spd Auto w/OD Hydra-Matic | RWD 290 hp @ 5,200 rpm 325 ft-lbs @ 4,000 rpm
S SUV 4.2L | I6 | 4 Spd Auto w/OD Hydra-Matic | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
S SUV 4.2L | I6 | 4 Spd Auto w/OD Hydra-Matic | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
2004 Isuzu Ascender Horsepower And Torque Continued
Trim Engine | Transmission | Drivetrain Horsepower @ RPM Torque @ RPM
LS SUV 4.2L | I6 | 4 Spd Auto w/OD Hydra-Matic | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
LS SUV 4.2L | I6 | 4 Spd Auto w/OD Hydra-Matic | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
S SUV 4.2L | I6 | 4 Spd Auto w/OD Hydra-Matic | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
S SUV 4.2L | I6 | 4 Spd Auto w/OD Hydra-Matic | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
Luxury SUV 4.2L | I6 | 4 Spd Auto w/OD Hydra-Matic | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
Luxury SUV 4.2L | I6 | 4 Spd Auto w/OD Hydra-Matic | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
2004 Isuzu Ascender Horsepower And Torque Continued
Trim Engine | Transmission | Drivetrain Horsepower @ RPM Torque @ RPM
LS SUV 4.2L | I6 | 4 Spd Auto w/OD Hydra-Matic | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
LS SUV 4.2L | I6 | 4 Spd Auto w/OD Hydra-Matic | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm

2003 Isuzu Ascender Horsepower

The Isuzu Ascender is equipped with a 4.2L DOHC 24-valve engine, producing a consistent output of 275 horsepower and 275 lb-ft of torque across configurations.

It is available with both 2WD and 4WD drivetrain options, paired with a 4-speed automatic transmission featuring overdrive.

2003 Isuzu Ascender Horsepower And Torque
Trim Engine | Transmission | Drivetrain Horsepower @ RPM Torque @ RPM
LS SUV 4.2L | I6 | DOHC 24-VALVE | 4 Spd Auto w/OD Hyrda-Matic | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
LS SUV 4.2L | I6 | DOHC 24-VALVE | 4 Spd Auto w/OD Hyrda-Matic | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
Limited SUV 4.2L | I6 | DOHC 24-VALVE | 4 Spd Auto w/OD Hyrda-Matic | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
Limited SUV 4.2L | I6 | DOHC 24-VALVE | 4 Spd Auto w/OD Hyrda-Matic | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
S SUV 4.2L | I6 | DOHC 24-VALVE | 4 Spd Auto w/OD Hyrda-Matic | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
S SUV 4.2L | I6 | DOHC 24-VALVE | 4 Spd Auto w/OD Hyrda-Matic | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
2003 Isuzu Ascender Horsepower And Torque Continued
Trim Engine | Transmission | Drivetrain Horsepower @ RPM Torque @ RPM
LS SUV 4.2L | I6 | DOHC 24-VALVE | 4 Spd Auto w/OD Hyrda-Matic | 4WD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
LS SUV 4.2L | I6 | DOHC 24-VALVE | 4 Spd Auto w/OD Hyrda-Matic | RWD 275 hp @ 6,000 rpm 275 ft-lbs @ 3,600 rpm
Isuzu Ascender Horsepower Data Brought To You By AutoPadre
Isuzu Ascender Horsepower Data Brought To You By AutoPadre