The Nissan Cedric Y34 2.5T 4×4 Automatic, produced between 1999 and 2004, represents a high-performance variant within the fourth generation (Y34) of Nissan’s long-running Cedric lineage. Positioned as a premium offering, this model combined a potent turbocharged inline-six engine with a sophisticated all-wheel-drive system and a four-speed automatic transmission. The Y34 Cedric, in general, aimed to blend traditional Japanese luxury with contemporary technology, primarily catering to the domestic Japanese market. This 2.5T variant was the flagship performance model, offering a significant step up in power and handling compared to the naturally aspirated engines available in lower trims.
Technical Specifications
| Brand | Nissan |
| Model | Cedric |
| Generation | Cedric (Y34) |
| Type | 2.5T (260 Hp) 4×4 Automatic |
| Start of production | 1999 |
| End of production | 2004 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (combined) | 12.5 l/100 km (18.8 US mpg, 22.6 UK mpg, 8 km/l) |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 7.8 sec |
| Acceleration 0 – 62 mph | 7.8 sec |
| Acceleration 0 – 60 mph | 7.4 sec |
| Maximum speed | 235 km/h (146.02 mph) |
| Weight-to-power ratio | 6.6 kg/Hp, 152 Hp/tonne |
| Weight-to-torque ratio | 5.3 kg/Nm, 189.5 Nm/tonne |
| Power | 260 Hp @ 6400 rpm |
| Power per litre | 104.1 Hp/l |
| Torque | 324 Nm @ 2800 rpm (238.97 lb.-ft. @ 2800 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | RB25 |
| Engine displacement | 2498 cm3 (152.44 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | Inline |
| Cylinder Bore | 86 mm (3.39 in.) |
| Piston Stroke | 71.7 mm (2.82 in.) |
| Compression ratio | 9:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Turbocharger |
| Valvetrain | DOHC |
| Kerb Weight | 1710 kg (3769.9 lbs.) |
| Max. weight | 1985 kg (4376.18 lbs.) |
| Max load | 275 kg (606.27 lbs.) |
| Fuel tank capacity | 80 l (21.13 US gal | 17.6 UK gal) |
| Length | 4860 mm (191.34 in.) |
| Width | 1770 mm (69.69 in.) |
| Height | 1465 mm (57.68 in.) |
| Wheelbase | 2800 mm (110.24 in.) |
| Front track | 1510 mm (59.45 in.) |
| Rear track | 1510 mm (59.45 in.) |
| Ride height (ground clearance) | 140 mm (5.51 in.) |
| Drag coefficient (Cd) | 0.32 |
| Minimum turning circle | 11.6 m (38.06 ft.) |
| Drive wheel | All wheel drive (4×4) |
| Number of gears | 4 |
| Gearbox type | automatic transmission |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Assisting systems | ABS (Anti-lock braking system) |
| Tires size | 205/60 R16 |
| Wheel rims size | 16 |
Powertrain & Engine Architecture
The heart of the Cedric Y34 2.5T is the RB25DET engine, a 2.5-liter inline-six cylinder powerplant. This engine is a member of Nissan’s renowned RB series, known for its robustness and tuning potential. The ‘DET’ designation signifies a dual overhead camshaft (DOHC) configuration, multi-point fuel injection, and a turbocharger. The turbocharger, typically a Garrett unit, significantly boosted power output compared to the naturally aspirated RB25DE found in other Cedric models. The RB25DET featured a 9:1 compression ratio, balancing performance with reliability. The four-speed automatic transmission, while not as sporty as a manual, was chosen for its smoothness and ease of use, aligning with the Cedric’s luxury-oriented character. It was designed to handle the increased torque output of the turbocharged engine.
Driving Characteristics
The Y34 2.5T 4×4 Automatic offered a noticeably different driving experience compared to its naturally aspirated siblings. The turbocharger provided a surge of power in the mid-range, resulting in brisk acceleration. The 0-60 mph time of around 7.4 seconds was respectable for a large, luxury sedan of its era. The all-wheel-drive system enhanced traction, particularly in inclement weather, providing a surefooted feel. However, the four-speed automatic transmission, while smooth, lacked the responsiveness of a modern gearbox. Gear changes were not particularly quick, and the transmission could sometimes feel hesitant during aggressive driving. The suspension was tuned for comfort, providing a plush ride, but it wasn’t as sharp or engaging as some of its European competitors.
Equipment & Trim Levels
The 2.5T 4×4 Automatic trim typically included a comprehensive list of standard features. These included power-adjustable leather seats, woodgrain interior trim, a premium sound system, automatic climate control, and power windows and locks. Optional extras often included a navigation system, sunroof, and upgraded audio components. The interior was designed to be spacious and comfortable, reflecting the Cedric’s positioning as a luxury vehicle. The exterior styling was conservative and elegant, typical of Japanese sedans of the period.
Chassis & Braking
The Y34 Cedric featured a traditional body-on-frame construction, providing a robust and durable chassis. The suspension consisted of independent front suspension with MacPherson struts and a multi-link rear suspension. The 2.5T model often received slightly stiffer springs and dampers compared to lower trims to better manage the increased power and weight. Braking duties were handled by ventilated disc brakes on all four wheels, supplemented by an Anti-lock Braking System (ABS) for enhanced safety. The braking performance was adequate for the vehicle’s weight and power, but not exceptional.
Market Reception & Comparison
The Cedric Y34 2.5T 4×4 Automatic was well-received in the Japanese market, particularly among buyers who appreciated its blend of luxury, performance, and all-weather capability. Critics praised the engine’s power and smoothness, as well as the comfortable ride quality. However, some reviewers noted the transmission’s lack of responsiveness and the car’s relatively large size. Compared to other trims, the 2.5T offered a significant performance advantage but came at a higher price point. Fuel economy was also lower compared to the naturally aspirated models, reflecting the increased power output. The Y34 Cedric competed with other Japanese luxury sedans, such as the Toyota Crown and the Mitsubishi Proudia.
Legacy
The Nissan Cedric Y34 2.5T 4×4 Automatic has developed a cult following among enthusiasts, particularly those interested in Japanese domestic market (JDM) vehicles. The RB25DET engine is highly regarded for its tuning potential and durability. While the Y34 Cedric is not as widely known internationally as some other JDM classics, it remains a desirable vehicle for those seeking a unique and well-equipped luxury sedan. The powertrain, when properly maintained, is known to be relatively reliable, although turbocharger issues and age-related wear can require attention. Today, well-maintained examples command a premium in the used car market, appealing to collectors and enthusiasts alike.
