The Subaru Forester III 2.5 XS, produced between 2007 and 2010, represented a significant evolution in Subaru’s popular compact SUV lineup. Positioned as a mid-range offering within the third-generation Forester (designated chassis code SF), the 2.5 XS combined a naturally aspirated 2.5-liter boxer engine with a five-speed manual transmission, offering a balance of performance and practicality for the North American market. It served as a step up from the base 2.5X model, providing a more engaging driving experience while remaining below the more feature-rich Limited trim. This generation Forester aimed to broaden its appeal beyond traditional Subaru enthusiasts, attracting buyers seeking a versatile and reliable all-weather vehicle.
Technical Specifications
| Brand | Subaru |
| Model | Forester |
| Generation | Forester III |
| Type (Engine) | 2.5 XS (171 Hp) |
| Start of production | 2007 |
| End of production | 2010 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | SUV, Crossover |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 12.8 l/100 km (18.4 US mpg) |
| Fuel consumption (extra urban) | 7.3 l/100 km (32.2 US mpg) |
| Fuel consumption (combined) | 9.3 l/100 km (25.3 US mpg) |
| Fuel Type | Petrol (Gasoline) |
| Maximum speed | 184 km/h (114.33 mph) |
| Emission standard | Euro 4 |
| Weight-to-power ratio | 8.7 kg/Hp |
| Weight-to-torque ratio | 6.5 kg/Nm |
| Power | 171 Hp @ 6000 rpm |
| Power per litre | 69.6 Hp/l |
| Torque | 229 Nm @ 4400 rpm (168.9 lb.-ft. @ 4400 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | EJ253 |
| Engine displacement | 2457 cm3 (149.94 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Boxer |
| Cylinder Bore | 99.5 mm (3.92 in.) |
| Piston Stroke | 79 mm (3.11 in.) |
| Compression ratio | 10:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | DOHC |
| Engine oil capacity | 4.2 l (4.44 US qt | 3.7 UK qt) |
| Kerb Weight | 1495 kg (3295.91 lbs.) |
| Max. weight | 2000 kg (4409.25 lbs.) |
| Max load | 505 kg (1113.33 lbs.) |
| Trunk (boot) space – minimum | 387 l (13.67 cu. ft.) |
| Fuel tank capacity | 60 l (15.85 US gal | 13.2 UK gal) |
| Length | 4560 mm (179.53 in.) |
| Width | 1780 mm (70.08 in.) |
| Height | 1700 mm (66.93 in.) |
| Wheelbase | 2615 mm (102.95 in.) |
| Front track | 1530 mm (60.24 in.) |
| Rear (Back) track | 1530 mm (60.24 in.) |
| Minimum turning circle | 10.6 m (34.78 ft.) |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 5 gears, manual transmission |
| Front suspension | Independent type McPherson |
| Rear suspension | Independent coil spring |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Hydraulic Steering |
| Tires size | 225/55 R17 |
Powertrain & Engine Architecture
The heart of the 2.5 XS was the EJ253 engine, a 2.5-liter naturally aspirated horizontally-opposed (boxer) four-cylinder. This engine was a staple of Subaru’s lineup, known for its smooth operation and relatively low center of gravity, contributing to the Forester’s balanced handling. The EJ253 featured a single overhead camshaft (SOHC) per cylinder bank, operating four valves per cylinder. Fuel delivery was handled by a multi-point fuel injection system. The engine produced 171 horsepower at 6000 rpm and 168.9 lb-ft of torque at 4400 rpm. Paired with a five-speed manual transmission, the powertrain offered a reasonably responsive driving experience. The transmission itself was a conventional design, prioritizing durability and ease of maintenance over outright performance.
Driving Characteristics
The 2.5 XS with the manual transmission provided a more engaging driving experience than the automatic-equipped models. While not a sports car, the engine delivered adequate power for everyday driving and highway merging. The manual gearbox allowed drivers to take full control of the engine’s powerband, making the most of the available torque. The all-wheel-drive system, a hallmark of Subaru, provided excellent traction in various weather conditions. Compared to the base 2.5X, the 2.5 XS felt noticeably more spirited, and compared to higher-trim models with more powerful engines, it offered a good balance between performance and fuel economy. The gear ratios were tuned for everyday usability, prioritizing acceleration in the lower gears and comfortable cruising at highway speeds.
Equipment & Trim Levels
The 2.5 XS trim included standard features such as air conditioning, power windows and locks, keyless entry, and a basic audio system. Upholstery was typically cloth, though leather was available as an option. The dashboard layout was functional and straightforward, with easy-to-read gauges. Optional extras included a sunroof, upgraded audio system with CD changer, and alloy wheels. The 2.5 XS aimed to provide a comfortable and well-equipped interior without the premium price tag of the Limited trim.
Chassis & Braking
The Forester III utilized a MacPherson strut front suspension and an independent coil spring rear suspension. This setup provided a comfortable ride while maintaining reasonable handling characteristics. The 2.5 XS featured ventilated disc brakes at the front and solid disc brakes at the rear. Anti-lock braking system (ABS) was standard. The suspension was tuned to prioritize ride comfort over sporty handling, making it well-suited for everyday driving and rough road conditions. Stabilizer bars were included at both the front and rear to reduce body roll during cornering.
Market Reception & Comparison
The Subaru Forester III 2.5 XS was generally well-received by automotive critics. It was praised for its spacious interior, standard all-wheel drive, and good fuel economy. However, some reviewers noted that the engine could feel underpowered when fully loaded or climbing steep hills. Compared to the base 2.5X, the 2.5 XS offered a more engaging driving experience thanks to the manual transmission. Compared to the turbocharged models, it lacked the outright performance but offered better fuel economy and lower maintenance costs. Reliability was generally good, with the EJ253 engine proving to be a durable and long-lasting powerplant.
Legacy
The Subaru Forester III 2.5 XS remains a popular choice in the used car market today. The EJ253 engine, while known for potential head gasket issues in some applications, is generally considered reliable when properly maintained. The availability of parts and relatively simple mechanical design make it a relatively affordable vehicle to own and repair. The Forester’s reputation for safety, reliability, and all-weather capability continues to attract buyers seeking a practical and versatile SUV. The 2.5 XS, with its manual transmission, offers a particularly appealing option for drivers who enjoy a more connected driving experience.


