4 Piston - WRC/S2000 - Forged Radi-CAL - Front - CP6840

4 Piston - WRC/S2000 - Forged Radi-CAL - Front - CP6840
Applications:
- WRC Turbo.
- S2000 Tarmac / Gravel Specifications.
- Manufactured to meet FIA R4T & R5 cost cap.

Features:
- Radial mount, 180 x 42mm centres.
- Forged monobloc Aluminium alloy body.
- Suits Ø355 or Ø300 x 32mm iron discs.
- Benefits from radical asymmetric design concept for superior dynamic performance.
- Ducted air cooling features, reduces caliper temperatures.
- Monobloc aluminium alloy body.
- Internally Ported - no external bridge pipe.
- Available with either a "Push In" or an "M10 x 1.0 Threaded" Inlet.
- Stainless steel pistons.
- High temperature, low drag seals fitted as standard.
- Manufactured with bleedscrew and pipe protection.

Part Numbers:
 Calipers with "Push-In" inlet.
- RHL = CP6840-4S4L
- LHL = CP6840-5S4L

Calipers with "M10 x 1.0 Threaded" inlet.
- RHL = CP6840-6S4L
- LHL = CP6840-7S4L
Brake Pad Information
(To view larger image of pad
click on Pad Part No)		- Gravel Pad CP6820D46
 cp6820d46
- Pad Area = 61.7cm²br>- Pad Depth = 46.0mm
- Thickness = 16.0mm
- Tarmac Pad CP6820D48
 cp8250d50
- Pad Area = 63.2cm²
- Pad Depth = 48.0mm
- Thickness = 16.0mm
TECHNICAL SPECIFICATIONS
Piston Sizes - mm- Ø34.9 x 2
- Ø41.3 x 2
Piston Area cm³45.9
Disc Diameter - mm- Max = Ø355.0
- Min = Ø300.0
Disc Thickness - mm32.0
Weight (no pads) - Kg2.16
Hydraulic ThreadsM10x1.0
Mounting TypeRadial
Mounting Centres - mm180.0
Mounting Offset - mm42.0
Mounting Hole Ø - mm10.175
‘PL’ Dimension - mm57.5
Bleed Screw Tightening Torque17Nm
Dry Break Tightening Torque13Nm
SPARE PARTS
Pistons- Ø34.9mm = CP6820-106
- Ø41.3mm = CP6820-107
Seal Repair KitCP8518-GK
Wear Plates- CP6820-113 x 4
- Beam Wear Plate = CP6820-109
Anti-Knockback SpringsCP6518-4LBLL
Bleed ScrewCP3880-1
- 4 Piston - Rally Raid Rear - CP6740
- 4 Piston - S2000 / Grp N Rear - CP6760
- 6 Piston - Rally Raid - CP6750
4 Piston - R2 or Similar Series - Ø38.1 / Ø41.3mm Bores - CP8350
4 Piston - R2 or Similar Series - Ø41.3 / Ø44.5mm Bores - CP8352
4 Piston - R2 or Similar Series - Ø44.5 / Ø47.6mm Bores - CP8351
4 Piston - WRC / S2000 - Billet Monobloc Front - CP6830
4 Piston - WRC / S2000 - Monobloc Rear - CP6831
6 Piston - Liquid Cooled - Radi-CAL - Rally Raid - CP6768
6 Piston - Radi-CAL - Rally Raid - CP6766
S2000 - Two Piece Front & or Rear - CP6720 & CP6730
Click on the link to download the relevant drawing
- CP6840-4 & -5S4L - Push-in Inlet - Customer Installation Drawing
CP6840-6 & -7S4L - M10x1.0 Threaded Inlet - Customer Installation Drawing