Remove/install front axle brake caliper - AR42.10-P-0070SX

MODEL 216

MODEL 221

1-piston dual floating brake caliper

Fig 1: Identifying Front Axle Brake Caliper Components (1-Piston Dual Floating Brake Caliper)

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4-piston brake caliper

Fig 2: Identifying Front Axle Brake Caliper Components (4-Piston Brake Caliper)

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8-piston brake caliper

Fig 3: Identifying Front Axle Brake Caliper Components (8-Piston Brake Caliper)

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Model 221 with code Z07 Top protection

Fig 4: Identifying Front Axle Brake Caliper Components (With Code Z07 Top Protection)

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of injury to skin and eyes caused by handling hot or glowing objects.	Wear safety gloves, protective clothing and safety glasses, if necessary.	AS00.00-Z-0002-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
1	Remove brake pads (43) from brake caliper (31)	Fixed caliper	AR42.10-P-0161SX
		Floating caliper	AR42.10-P-0160SX
2	Remove bolt (1) and remove right front brake pad contact sensor (S10/2x1) from brake caliper (31)	Model 221 with code Z07 Top protection: When removing the right-hand brake caliper (31) behind the axle center, Model 216, 221 without Top protection: When removing the right-hand brake caliper (31), not on 8-piston brake caliper	*BA42.10-P-1003-10M
3.1	Remove brake hose (51)	Vehicles without top protection	AR42.10-P-0013SX
3.2	Detach brake line (52) from brake caliper (31)	Vehicles with code Z07 Top protection
		Seal off both line ends immediately with stop plugs to prevent dirt from entering. The brake fluid expansion reservoir must not run empty.	Figure
4	Remove bolts (31s) and remove brake caliper (31) or brake caliper support (32) from steering knuckle (7)	Under no circumstances loosen the bolts (31n) on the 8-piston-brake calipers otherwise brake system malfunctions can occur	*BA42.10-P-1005-10M
5	Install in the reverse order

FRONT AXLE BRAKE CALIPER

Number	Designation		Model 216 except model 216.374/377/379	Model 221 except model 221.074/077/174 /177/179
BA42.10-P-1003-10M	Bolt, brake pad contact sensor to brake caliper	Nm	8	8
BA42.10-P-1005-10M	Self-locking bolt, caliper support to steering knuckle	Nm	180	180

FRONT AXLE BRAKE CALIPER

Number	Designation		Model 216.374/377/379	Model 221.074/077/174 /177/179
BA42.10-P-1003-10M	Bolt, brake pad contact sensor to brake caliper	Nm	8	8
BA42.10-P-1005-10M	Self-locking bolt, caliper support to steering knuckle	Nm	180	180

Fig 5: Identifying Set Of Stop Plugs (129 589 00 91 00)

Courtesy of MERCEDES-BENZ USA