Technical Values

WARNING: This page is about a different car, the 2024 Porsche 911, 2023 Porsche 911, and 2022 Porsche 911. However, it is still accessible from the selected car via links, so may be relevant.

Location	Description	Type	Basic values	Tolerance 1
Brake calliper to wheel bearing housing (grey cast iron)	Item 2: Cheese head bolt, M12 x 1.5 x 85/always replace bolts following removal Item 2: Cheese head bolt,	Initial tightening	30 Nm (22.1 ftlb.)
Brake calliper to wheel bearing housing (grey cast iron)	M12 x 1.5 x 85/always replace bolts following removal	Final tightening	+ 75°
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Brake calliper front
Brake calliper to adapter (PCCB)	Item 2: Cheese head bolt, M12 x 1.5 x 85/always replace bolts following removal	Initial tightening	30 Nm (22.1 ftlb.)
Brake calliper to adapter (PCCB)	Item 2: Cheese head bolt, M12 x 1.5 x 85/always replace bolts following removal	Final tightening	+ 75°
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Brake calliper front
Brake calliper to front wheel carrier - GT3 (PCCB and grey cast iron brakes)	Item 2: M12 x 1.5 x 62/replace bolts following removal	Final tightening	30 Nm (22.1 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Brake calliper, front (view of PCCB)
Brake calliper to front wheel carrier - GT3 (PCCB and grey cast iron brakes)	Item 2: M12 x 1.5 x 62/always replace bolts following removal	Tightening torque	+ 75°
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Brake calliper, front (view of PCCB)
Adapter to wheel bearing housing (PCCB)	Internal hexagon roundhead bolt, M12 x 1.5 x 37/always replace bolts following removal	Initial tightening	30 Nm (22.1 ftlb.)
Adapter to wheel bearing housing (PCCB)	Internal hexagon roundhead bolt, M12 x 1.5 x 37/always replace screws following removal	Final tightening	+ 45°
Bleeder valve on brake calliper front (not GT3 vehicles)	Item 1: M10 x 1 thread	Tightening torque	14 Nm (10.3 ftlb.)	+/- 2 Nm (1.5 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Brake calliper for bleeder valves (view of front axle)
Bleeder valve to brake calliper front - GT3 vehicles	Items 2 + 4: M10 x 1 thread	Tightening torque	17 Nm (12.5 ftlb.)	+ 3 Nm (2.2 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Protection cap and bleeder valve
Connecting line to brake calliper	M10 x 1	Tightening torque	17 Nm (12.5 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Connecting line on brake calliper
Brake calliper to wheel bearing housing (basic brake)	Item 2: Internal serration screw, M12 x 1.5 x 85/always replace screws following removal	Initial tightening	30 Nm (22.1 ftlb.)
Brake calliper to wheel bearing housing (basic brake)	Item 2: Internal serration screw, M12 x 1.5 x 85/always replace screws following removal	Final tightening	+ 75°
Brake calliper to wheel bearing housing ("S" brake)	Item 2: Internal serration screw, M12 x 1.5 x 95/always replace screws following removal	Initial tightening	30 Nm (22.1 ftlb.)
Brake calliper to wheel bearing housing ("S" brake)	Item 2: Internal serration screw, M12 x 1.5 x 95/always replace screws following removal	Final tightening	+ 75°
Brake calliper to wheel bearing housing (PCCB)	Item 2: Internal serration screw, M12 x 1.5 x 115/always replace screws following removal	Initial tightening I	30 Nm (22.1 ftlb.)
Brake calliper to wheel bearing housing (PCCB)	Item 2: Internal serration screw, M12 x 1.5 x 115/always replace screws following removal	Final tightening	+ 75°
Brake calliper to rear wheel bearing housing GT3 (PCCB/grey cast iron brakes)	Item 2: Cheese head bolt, M12 x 1.5 x 85/always replace bolts following removal	Initial tightening	30 Nm (22.1 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Brake calliper
Brake calliper to rear wheel bearing housing GT3 (PCCB/grey cast iron brakes)	Item 2: Cheese head bolt, M12 x 1.5 x 85/always replace screws following removal	Tightening torque	+75°
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Brake calliper
Holder to rear brake calliper	Hexagon-head bolt, M6 x 16	Tightening torque	10 Nm (7.4 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Brake line on brake calliper
Bleeder valve to rear brake calliper	Item 1: M10 x 1	Tightening torque	14 Nm (10.3 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Brake calliper rear bleeder valves
Bleeder valve to brake calliper rear - GT3	Item 1: M10 x 1 thread	Tightening torque	12 Nm (8.9 ftlb.)	+ 4 Nm (3 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Bleeder valve to brake calliper rear
Connecting line to brake calliper	M10 x 1	Tightening torque	17 Nm (12.5 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Connecting line on brake calliper
Brake booster to mounting saddle	Hexagon nut, M8, replace	Tightening torque	23 Nm (17 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Mounting for brake booster on mounting saddle
Brake master cylinder to brake booster	M8 hexagon nut must always be replaced following removal	Tightening torque	20 Nm (15 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Securing brake master cylinder
Brake fluid reservoir to brake master cylinder	Haxagon roundhead bolt, M5	Tightening torque	7 Nm (5 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Securing brake fluid reservoir
Brake line to brake calliper (front)	M10 x 1	Tightening torque	16 Nm (12 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Lines on brake calliper
Brake line to brake calliper (rear)	M10 x 1	Tightening torque	16 Nm (12 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Brake line on brake calliper
Brake line to brake hose (wheel housing, front and rear axle)	M10 x 1	Tightening torque	16 Nm (12 ftlb.)
Brake lines to brake master cylinder	Cap screw, M14 x 1	Tightening torque	16 Nm (12 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Brake lines on brake master cylinder
Brake pressure lines (from brake master cylinder) to hydraulic unit	Cap screw, M14 x 1	Tightening torque	16 Nm (12 ftlb.)
Brake pressure lines (from brake calliper) to hydraulic unit	Cap screw, M12 x 1	Tightening torque	14 Nm (10.5 ftlb.)
Brake line to brake line (connection point in plenum panel)	Cap screw, M10 x 1	Tightening torque	14 Nm (10.5 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Connection point for brake lines
Brake line holder to control arm bracket	Hexagon-head bolt, M6 x 16	Tightening torque	10 Nm (7.5 ftlb.)
Courtesy of PORSCHE CARS NORTH AMERICA, INC. Brake line holder