The Subaru Tribeca 3.6R, specifically the facelifted version introduced in 2007, represented Subaru’s entry into the mid-size crossover SUV segment. Produced from 2007 through 2014, the Tribeca aimed to offer Subaru’s signature all-wheel drive capability and reliability in a more spacious and family-oriented package. The 3.6R trim, equipped with a 3.6-liter boxer engine and a five-speed automatic transmission, was positioned as the premium offering within the Tribeca lineup, boasting increased power and a more refined driving experience compared to the earlier, four-cylinder models. This variant was primarily sold in North America, where the demand for larger SUVs and all-wheel drive systems was particularly strong.
Technical Specifications
| Brand | Subaru |
| Model | Tribeca |
| Generation | Tribeca (facelift 2007) |
| Type (Engine) | 3.6R (258 Hp) Automatic |
| Start of production | 2007 |
| End of production | 2014 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | SUV |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 16.2 l/100 km (14.5 US mpg, 17.4 UK mpg, 6.2 km/l) |
| Fuel consumption (extra urban) | 9 l/100 km (26.1 US mpg, 31.4 UK mpg, 11.1 km/l) |
| Fuel consumption (combined) | 11.6 l/100 km (20.3 US mpg, 24.4 UK mpg, 8.6 km/l) |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 8.9 sec |
| Acceleration 0 – 62 mph | 8.9 sec |
| Acceleration 0 – 60 mph | 8.5 sec |
| Maximum speed | 207 km/h (128.62 mph) |
| Emission standard | Euro 4 |
| Weight-to-power ratio | 7.4 kg/Hp, 135.2 Hp/tonne |
| Weight-to-torque ratio | 5.5 kg/Nm, 183.4 Nm/tonne |
| Power | 258 Hp @ 6000 rpm |
| Power per litre | 71.1 Hp/l |
| Torque | 350 Nm (258.15 lb.-ft.) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | EZ36D |
| Engine displacement | 3630 cm3 (221.52 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | Boxer |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | DOHC |
| Engine oil capacity | 6.5 l (6.87 US qt, 5.72 UK qt) |
| Coolant capacity | 7.6 l (8.03 US qt, 6.69 UK qt) |
| Kerb Weight | 1908 kg (4206.42 lbs.) |
| Max. weight | 2584 kg (5696.74 lbs.) |
| Max load | 676 kg (1490.32 lbs.) |
| Trunk (boot) space – minimum | 525 l (18.54 cu. ft.) |
| Trunk (boot) space – maximum | 1495 l (52.8 cu. ft.) |
| Fuel tank capacity | 64 l (16.91 US gal, 14.08 UK gal) |
| Length | 4865 mm (191.54 in.) |
| Width | 1880 mm (74.02 in.) |
| Height | 1685 mm (66.34 in.) |
| Wheelbase | 2750 mm (108.27 in.) |
| Front track | 1580 mm (62.2 in.) |
| Rear (Back) track | 1580 mm (62.2 in.) |
| Minimum turning circle | 11.4 m (37.4 ft.) |
| Drive wheel | All wheel drive (4×4) |
| Number of gears | 5 |
| Gearbox type | Automatic transmission |
| Front suspension | Independent, type McPherson with coil spring and anti-roll bar |
| Rear suspension | Independent multi-link spring suspension with stabilizer |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Tires size | 255/55 R18 |
| Wheel rims size | 8JJ x 18 ET 55 |
Powertrain & Engine Architecture
The heart of the Tribeca 3.6R is the EZ36D 3.6-liter horizontally-opposed (boxer) six-cylinder engine. This engine utilizes a symmetrical layout, which Subaru claims contributes to improved balance and reduced vibration. The EZ36D features multi-port fuel injection and a double overhead camshaft (DOHC) valvetrain with four valves per cylinder. The engine produces 258 horsepower at 6000 rpm and 258 lb-ft of torque. The five-speed automatic transmission was specifically tuned to work with the engine’s characteristics, providing smooth shifts and adequate acceleration. While not a particularly advanced transmission by modern standards, it was considered reliable and well-matched to the engine’s power delivery.
Driving Characteristics
The 3.6R offered a noticeable improvement in performance over the earlier Tribeca models equipped with the 2.5-liter engine. Acceleration to 60 mph was achieved in around 8.5 seconds, making it competitive with other mid-size crossovers of the time. The automatic transmission, while smooth, wasn’t particularly sporty, and didn’t offer manual shift control. The all-wheel drive system provided excellent traction in various weather conditions, a hallmark of Subaru vehicles. The power delivery was linear and predictable, making it easy to drive in everyday situations. Compared to a hypothetical manual transmission version, the automatic sacrificed some responsiveness but gained convenience.
Equipment & Trim Levels
The 3.6R trim came standard with a relatively comprehensive list of features, including automatic climate control, a premium audio system, power-adjustable front seats, and alloy wheels. Leather upholstery was often standard, and options included a sunroof, navigation system, and upgraded sound systems. The interior design was generally considered functional and comfortable, though not particularly luxurious. The focus was on practicality and durability rather than high-end materials.
Chassis & Braking
The Tribeca 3.6R utilized an independent suspension system at all four corners, with McPherson struts in the front and a multi-link setup in the rear. This provided a comfortable ride quality, though handling wasn’t as sharp as some of its competitors. The braking system consisted of ventilated discs at the front and solid discs at the rear, equipped with an anti-lock braking system (ABS). The suspension was tuned to balance ride comfort with handling stability, prioritizing a smooth and predictable driving experience.
Market Reception & Comparison
The Tribeca 3.6R received mixed reviews from automotive critics. While the engine and all-wheel drive system were praised, the styling was often criticized as being unconventional and somewhat polarizing. Fuel economy was also a concern, with the 3.6-liter engine consuming a significant amount of gasoline. Compared to rivals like the Honda CR-V and Toyota RAV4, the Tribeca offered a more unique driving experience and standard all-wheel drive, but lacked the same level of refinement and fuel efficiency. The 3.6R was generally considered a good choice for buyers who prioritized all-weather capability and a spacious interior.
Legacy
The Subaru Tribeca, while not a massive sales success, remains a relatively reliable vehicle in the used car market. The EZ36D engine is known for its durability, although regular maintenance is crucial. Common issues include oil consumption and potential head gasket leaks, as with many Subaru engines. The automatic transmission is generally reliable, but should be inspected for smooth shifting. Today, the Tribeca 3.6R represents an interesting alternative for buyers seeking a capable and unique crossover SUV with Subaru’s renowned all-wheel drive system. Its distinctive styling and robust powertrain continue to appeal to a niche group of enthusiasts.
