Contents: Brake fluid ⇩ General specification ⇩ Tightening torque specifications ⇩ Vacuum brake booster ⇩
Brake fluid
| Position | Specification |
| * Recommended brake fluid | SHELL DONAX YB DOT4 ESL FLUID |
CAUTION: * If the specified brake fluid is not available, use low viscosity DOT 4 brake fluid meeting the requirements of ISO 4925 Class 6 and Land Rover LRES22BF03.
General specification
NOTE: Pressure reducing valves are not installed on all 110 specification versions.
| Position | Specification |
| Front caliper | AP Lockheed, four opposed pistons |
| Operating principle | Hydraulic self-adjusting |
| Front disc brakes: | |
| Models -90 | Solid, mounted on wheel hubs |
| Models -110 / 130 | Ventilated, mounted on wheel hubs |
| Disc diameter | 298 mm (11,73 in) |
| Front Disc Thickness: | |
| Models -90 | 14,1 mm (0,56 in) |
| Models -110 / 130 | 24 mm (0,95 in) |
| Wear tolerance | 1 mm per side of the disc |
| Maximum disc runout | 0,15 mm (0,006 in) |
| Pad area | 58 cm² (9.0 in.)²) |
| Total effective area | 801.3 cm² (124.2²) |
| Brake pad material | Ferodo 3440, asbestos free |
| Minimum brake pad thickness | 3 mm (0,12 in) |
| Rear caliper | AP Lockheed, four opposed pistons |
| Operating principle | Hydraulic self-adjusting |
| Rear disc | Solid, mounted on wheel hubs |
| Rear disc diameter: | |
| Models -90 | 290 mm (11,42 in) |
| Models -110 / 130 | 298 mm (11,73 in) |
| Rear Disc Thickness: | |
| Models -90 | 12,5 mm (0,49 in) |
| Models -110 / 130 | 14,1 mm (0,56 in) |
| Wear tolerance: | |
| Models -90 | 0.38 mm per disc side |
| Models -110 / 130 | 1 mm per side of the disc |
| Maximum disc runout | 0,15 mm (0,006 in) |
| Pad area: | |
| Models -90 | 30.5 cm² (4.37 in²) |
| Models -110 / 130 | 36.2 cm² (5.61 in²) |
| Total effective area | 694 cm² (106.98 in²) |
| Brake pad material | Ferodo 3440, asbestos free |
| Minimum brake pad thickness | 3 mm (0,12 in) |
| Parking brake | |
| Parking brake type | Mechanical drum brake with cable drive, located on the rear of the secondary shaft of the gearbox |
| Parking brake drum inner diameter | 254 mm (10,0 in) |
| Width | 70 mm (2,75 in) |
| Brake pad material | Ferodo 3611, asbestos free |
| Master Cylinder/Brake Booster | |
| Master Cylinder Manufacturer | Lucas |
| Master cylinder type | Tandem, diameter 25.4 mm |
| Vacuum booster type | LSC 80 |
| Brake pressure reduction valve in case of malfunction: | |
| Models -90 | Switch-on pressure 24 bar, ratio 4.0:1 |
| Models -110 / 130 | Switch-on pressure 43 bar, ratio 2.9:1 |
Tightening torque specifications
| Description | Nm | pound-foot |
| Brake line to the pressure reducing valve | 15 | 11 |
| Brake line to brake calipers | 15 | 11 |
| Brake line to master cylinder | 15 | 11 |
| Flexible hoses to calipers | 15 | 11 |
| Air release screws | 15 | 11 |
| Brake caliper to steering knuckle | 82 | 60 |
| Brake Disc Bolts* | 73 | 54 |
| Brake drum screw | 8** | 6 |
| Brake drum adjuster bolt | 25 | 18 |
| Vacuum booster assembly to pedal box | 26 | 19 |
| Pedal box to the bulkhead | 25 | 18 |
| Master cylinder to booster | 26 | 19 |
**Apply Loctite 270 before assembly.
**If using old screws, tighten them to 25 Nm.
Vacuum brake booster
| Description | Nm | lb-ft |
| Brake Vacuum Pump Bolts | 23 | 17 |
| Brake booster nuts | 14 | 10 |
| Master Cylinder Nuts | 26 | 19 |
The original text can be found at [www.lrman.ru]
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