Brakes - Mechanical: General Description: Specifications
BRAKE GENERAL SPECIFICATIONS
| Model | 2.5X | 2.5XS, 2.5XT, L.L.Bean | |
|---|---|---|---|
| Front disc brake | Type | Disc (Floating type, ventilated) | |
| Effective disc diameter | 244 mm (9.61 in) | ||
| Disc thickness x Outer diameter | 24 x 294 mm (0.94 x 11.57 in) | ||
| Effective cylinder diameter | 42.8 mm (1.685 in) x 2 | ||
| Pad dimensions (length x width x thickness) | 117.8 x 50.5 x 11.0 mm (4.638 x 1.988x0.433 in) | ||
| Clearance adjustment | Automatic adjustment | ||
| Rear disc brake | Type | - | Disc (Floating type) |
| Effective disc diameter | - | 230 mm (9.06 in) | |
| Disc thickness x Outer diameter | - | 10 x 266 mm (0.39 x 10.47 in) | |
| Effective cylinder diameter | - | 38.1 mm (1.500 in) | |
| Pad dimensions (length x width x thickness) | - | 89.4 x 33.7 x 9.0 mm (3.520 x 1.327x0.354 in) | |
| Clearance adjustment | - | Automatic adjustment | |
| Rear drum brake | Type | Drum (Leading-Trailing type) | - |
| Effective drum diameter | 228.6 mm (9 in) | - | |
| Effective cylinder diameter | 19 mm (0.75 in) | - | |
| Lining dimensions (length x width x thickness) | 219.4 x 35.0 x 4.1 mm (8.64 x 1.378x0.161 in) | - | |
| Clearance adjustment | Automatic adjustment | - | |
| Master cylinder | Type | Tandem | |
| Effective diameter | 25.4 mm (1 in) | ||
| Reservoir type | Sealed type | ||
| Brake fluid reservoir capacity | 205 cm3 (12.51 cu in) | ||
| Brake booster | Type | Vacuum suspended | |
| Effective diameter | "8 + 9" tandem type | ||
| Proportioning valve | Split point | 3,628 kPa (37 kg/cm2 , 526 psi) | - |
| Reducing ratio | 0.3 | - | |
| Brake line | Dual circuit system | ||
| Brake fluid
CAUTION:
|
FMVSS No. 116, DOT3 or DOT4 | ||
NOTE:
Refer to
SPECIFICATIONS
, General Descriptions.
BRAKE SPECIFICATIONS
| ITEM | STANDARD | SERVICE LIMIT | |
|---|---|---|---|
| Front brake | Pad thickness | 11 mm (0.43 in) | 1.5 mm (0.059 in) |
| Disc thickness | 24 mm (0.94 in) | 22 mm (0.87 in) | |
| Disc runout | - | 0.075 mm (0.0030 in) | |
| Rear brake (Disc type) | Pad thickness | 9 mm (0.35 in) | 1.5 mm (0.059 in) |
| Disc thickness | 10 mm (0.39 in) | 8.5 mm (0.335 in) | |
| Disc runout | - | 0.07 mm (0.0028 in) | |
| Rear brake (Drum type) | Inside diameter | 228.6 mm (9 in) | 230.6 mm (9.08 in) |
| Lining thickness | 4.1 mm (0.161 in) | 1.5 mm (0.059 in) | |
| Rear brake (Disc type parking) | Inside diameter | 170 mm (6.69 in) | 171 mm (6.73 in) |
| Lining thickness | 3.2 mm (0.126 in) | 1.5 mm (0.059 in) | |
| Parking brake | Lever stroke | 7 to 8 notches/196 N (20 kgf, 44 lb) | |
BRAKE BOOSTER SPECIFICATIONS
| Brake pedal force | Fluid pressure | ||
|---|---|---|---|
| Brake booster | Brake fluid pressure without engine running | 147 N (15 kgf, 33 lb) | 648 kPa (7 kg/cm2 , 94 psi) |
| 294 N (30 kgf, 66 lb) | 1,715 kPa (17 kg/cm2 , 249 psi) | ||
| Brake fluid pressure with engine running and vacuum at 66.7 kPa (500 mmHg, 19.69 inHg) | 147 N (15 kgf, 33 lb) | 6,468 kPa (65 kg/cm2 , 938 psi) | |
| 294 N (30 kgf, 66 lb) | 10,240 kPa (104 kg/cm2 , 1,485 psi) | ||
BRAKE PEDAL SPECIFICATIONS
| Brake pedal | Free play | 0.5 - 2.0 mm (0.02 - 0.08 in) [Depress brake pedal pad with a force of less than 10 N (1 kgf, 2 lb).] |