Subaru Legacy IV (2008 year). Manual - part 1

SPC-2

LEGACY

SPECIFICATIONS

1. LEGACY

A: DIMENSION

1. SEDAN MODEL

*1

: With sunroof

*2

: 2.5 GT spec. B model

2. WAGON MODEL

*1

: With sunroof

Model

2.5 L SOHC

2.5 L DOHC turbo

3.0 L DOHC

Overall length

mm (in)

4,700 (185.0)

Overall width

mm (in)

1,730 (68.1)

Overall height (at C.W.)

mm (in)

1,425 (56.1)

1,425 (56.1), 1,435 (56.5)

*2

1,435 (56.5)

Compartment

Length

mm (in)

1,900 (74.8)

Width

mm (in)

1,445 (56.9)

Height

mm (in)

1,165 (45.9), 1,100 (43.3)

*1

Wheelbase

mm (in)

2,670 (105.1)

Tread

Front

mm (in)

1,495 (58.9)

Rear

mm (in)

1,485 (58.5)

Minimum road clearance

mm (in)

150 (5.9)

150 (5.9), 160 (6.3)

*2

160 (6.3)

Model

2.5 L SOHC

2.5 L DOHC turbo

Overall length

mm (in)

4,785 (188.4)

Overall width

mm (in)

1,730 (68.1)

Overall height (at C.W.)

mm (in)

1,475 (58.1)

Compartment

Length

mm (in)

1,840 (72.4)

Width

mm (in)

1,445 (56.9)

Height

mm (in)

1,190 (46.9), 1,145 (45.1)

*1

Wheelbase

mm (in)

2,670 (105.1)

Tread

Front

mm (in)

1,495 (58.9)

Rear

mm (in)

1,485 (58.5)

Minimum road clearance

mm (in)

150 (5.9)

155 (6.1)

SPC-3

LEGACY

SPECIFICATIONS

B: ENGINE

C: ELECTRICAL

Model

2.5 L SOHC

2.5 L DOHC turbo

3.0 L DOHC

Engine type

Horizontally opposed, liquid cooled, 4-cylinder, 

4-stroke gasoline engine

Horizontally opposed, 

liquid cooled, 6-cylinder, 

4-stroke gasoline engine

Valve arrangement

Overhead camshaft

Bore × stroke

mm (in)

99.5 × 79.0 (3.917 × 3.110)

89.2 × 80.0 

(3.512 × 3.150)

Displacement

cm

3

 (cu in)

2,457 (149.9)

3,000 (183.06)

Compression ratio

10.0

8.4

10.7

Ignition order

1 — 3 — 2 — 4

1 — 6 — 3 — 2 — 5 — 4

Idle speed at Park 
or Neutral position

rpm

650 (MT)

700 (AT)

750

650

Maximum output

kW (HP)/rpm

125 (170)/6,000

184 (243)/6,000

185 (245)/6,600

Maximum torque

N·m (kgf-m, ft-lb)/rpm

230 (23.5, 170)/4,400

327 (33.3, 241)/3,600

291 (29.7, 215)/4,200

Model

2.5 L SOHC

2.5 L DOHC turbo

3.0 L DOHC

Ignition timing (at idling)

BTDC

MT: 10°

AT: 15°

MT: 12°

AT: 17°

15°

Spark plug

Type and manufacturer

NGK: FR5AP-11

NGK: SILFR6A

NGK: ILFR6B

Generator

12 V — 110 A

Battery

Type and capacity 
(5HR)

MT

12V — 48AH (55D23L)

AT

12V — 52AH (75D23L)

SPC-4

LEGACY

SPECIFICATIONS

D: TRANSMISSION

1. MT

5MT: 5-forward speeds with synchromesh and 1-reverse
6MT: 6-forward speeds with synchromesh and 1-reverse
DSPD: Dry Single Plate Diaphragm

2. AT

4AT: Electronically controlled fully-automatic, 4-forward speeds and 1-reverse
5AT: Electronically controlled fully-automatic, 5-forward speeds and 1-reverse
TCC: Torque Converter Clutch

Model

2.5 L SOHC

2.5 L DOHC turbo

Transmission type

5MT

5MT

6MT

Clutch type

DSPD

DSPD

DSPD

Gear ratio

1st

3.454

3.166

3.636

2nd

2.062

1.882

2.235

3rd

1.448

1.296

1.521

4th

1.088

0.972

1.137

5th

0.780

0.738

0.891

6th

 — 

 — 

0.707

Rev.

3.333

3.333

3.545

Reduction gear (Front)

Type of gear

Hypoid

Hypoid

Hypoid

Gear ratio

3.900

3.900

3.900

Reduction 
gear (Rear)

Transfer reduction

Type of gear

Helical

Helical

Helical

Gear ratio

1.000

1.000

1.100

Final reduction

Type of gear

Hypoid

Hypoid

Hypoid

Gear ratio

3.900

3.900

3.545

Model

2.5 L SOHC

2.5 L DOHC turbo

3.0 L DOHC

3.0 R

3.0 R LTD

Transmission type

4AT

5AT

5AT

Clutch type

TCC

TCC

TCC

Gear ratio

1st

2.785

3.540

3.540

2nd

1.545

2.264

2.264

3rd

1.000

1.471

1.471

4th

0.694

1.000

1.000

5th

 — 

0.834

0.834

6th

 — 

 — 

 — 

Rev.

2.272

2.370

2.370

Reduction 
gear (Front)

1st reduction

Type of gear

Helical

Helical

Helical

Gear ratio

1.000

1.000

1.000

Final reduction

Type of gear

Hypoid

Hypoid

Hypoid

Gear ratio

4.111

3.083

3.083

3.272

Reduction gear (Rear)

Type of gear

Hypoid

Hypoid

Hypoid

Gear ratio

4.111

3.083

3.083

3.272

SPC-5

LEGACY

SPECIFICATIONS

E: STEERING

F: SUSPENSION

G: BRAKE

H: TIRE

I:

CAPACITY

Model

2.5 L SOHC

2.5 L DOHC turbo

3.0 L DOHC

GT spec. B

GT

3.0 R LTD

3.0 R

Type

Rack and pinion

Turns, lock to lock

3.2

2.6

2.8

2.6

2.8

Minimum turning 
diameter

m (ft)

Curb to curb

10.8 (35.4)

11.6 (38.0)

10.8 (35.4)

11.6 (38.0)

10.8 (35.4)

Wall to wall

11.6 (38.1)

12.4 (40.7)

11.6 (35.4)

12.4 (40.7)

11.6 (35.4)

Front

Macpherson strut type suspension

Rear

Multi-link type suspension

Model

2.5 L SOHC

2.5 L DOHC turbo

3.0 L DOHC

Service brake system

Dual circuit hydraulic with vacuum suspended power unit

Front

Ventilated disc brake

Rear

Disc brake

Ventilated disc brake

Parking brake

Mechanical on rear brakes

Model

2.5 L SOHC

2.5 L DOHC turbo

3.0 L DOHC

Canada model

Except Can-

ada model

2.5 GT spec. 

B

Except 2.5 GT 

spec.B

3.0 R

3.0 R LTD

Wheel size

16 × 6 

1

/

2

JJ

17 × 7JJ

18 × 7JJ

17 × 7JJ

17 × 7JJ

18 × 7JJ

Tire size

P205/55 R16 

89H

P205/50 R17 

88V

215/45 R18 

89Y

215/45 R17 

91W

215/45 R17 

91W

P215/45 R18 

89W

Type

Tubeless, Steel belted radial

Model

2.5 L SOHC

2.5 L DOHC turbo

3.0 L 

DOHC

5MT

4AT

5MT

5AT

6MT

5AT

Fuel tank

2 (US gal, Imp gal)

64 (16.9, 14.1)

Engine 
oil

Total capacity 
(Overhaul)

2 (US qt, Imp qt)

5.0 (5.3, 4.4)

7.0 

(7.4, 6.2)

Filling amount of 
engine oil
2 (US qt, Imp qt)

When replacing 
engine oil and oil filter

4.2 (4.4, 3.7)

4.3 (4.5, 3.8)

5.7 

(6.0, 5.0)

When replacing 
engine oil only

4.0 (4.2, 3.5)

5.5 

(5.8, 4.8)

Transmission gear oil

2 (US qt, Imp qt)

3.5

(3.7, 3.1)

 — 

3.5

(3.7, 3.1)

 — 

4.1

(4.3, 3.6)

 — 

ATF

2 (US qt, Imp qt)

 — 

9.3 

(9.8, 8.2)

 — 

9.8 

(10.4, 8.6)

 — 

9.8 

(10.4, 8.6)

Front differential gear oil

2 (US qt, Imp qt)

 — 

1.2 

(1.3, 1.1)

 — 

1.4 

(1.5, 1.2)

 — 

1.4 

(1.5, 1.2)

Rear differential gear oil

2 (US qt, Imp qt)

0.8 (0.8, 0.7)

1.0

(1.1, 0.9)

0.8 

(0.8, 0.7)

Power steering fluid

2 (US qt, Imp qt)

0.7 (0.7, 0.6)

Engine coolant

2 (US qt, Imp qt)

6.4

(6.8, 5.6)

6.3 

(6.7, 5.5)

7.3

(7.7, 6.4)

7.2 

(7.6, 6.3)

7.3

(7.7, 6.4)

7.2 

(7.6, 6.3)