Accossato Kit: Painted Radial Brake Master Cylinder 16x18 and Pair of Calipers 108 mm ZY045 [SKU: ZY045N]⟲ 360° — drag me
02 · Data & docs

The facts.

Technical data
Part numberZY045
TypeRadial master cylinder + caliper pair
Master cylinderCY045, 16x18
CalipersPZ004, 108 mm, 22.5 mm offset
Pistons4x 34 mm, aluminium
PadsAGPA134, sintered, included
Colour optionsBlack, blue, fluorescent yellow, green, red, silver
FitmentUniversal, check centre distance, offset and disc
Road approvalNo ABE documented
DescriptionThe whole story▼

The Accossato ZY045 keeps the same 16 mm single-disc piston as the ZY044 but moves its distance out to 18 mm, the setting Accossato lists for track riding and also recommends for the street; the painted PZ004 caliper pair, at the familiar 108 mm centre distance, rounds out the kit as it does across the rest of the range. The lever is again the black Revolution type, adjustable through its inserts, and the calipers come with sintered pads already fitted.

Key Features

  • Painted 16x18 radial master cylinder (CY045), piston sized for single-disc motorcycles
  • 18 mm distance, for track use, also recommended for street use
  • Firmer than the ZY044's 16 mm distance on the same 16 mm piston
  • PZ004 caliper pair, 108 mm centre distance, 22.5 mm offset, forged aluminium
  • Four 34 mm pistons per caliper, dust seal fitted
  • AGPA134 sintered pads included
  • Six colour options, matching the master cylinder and the calipers

Construction and Material Quality

The CY045 shares its 16 mm piston with the ZY044, keeping it to single-disc brake systems, but its 18 mm distance moves it away from that kit's softest setting toward the firmer feel Accossato lists for track riding, while still recommending it for street use. The forged, painted body, the anti-flex off-set riser, stainless-steel screws, zinced bleeding valve and Formula 1 compound seals match the rest of the painted range, and the PZ004 calipers keep their forged-monoblock, five-axis-machined, hard-oxidation-anodised construction.

A Firmer Single-Disc Pairing Than the ZY044

Where the ZY044's 16 mm distance gives the lightest lever feel in Accossato's single-disc painted range, the ZY045's 18 mm distance firms that up for track use without losing the street-use recommendation that also applies to the dual-disc ZY042. As with the rest of the range, the stop light switch and the fluid reservoir are both left out of the box and sold under separate codes, ID001 or ID002 for the switch, with the reservoir chosen from among Accossato's several models.

Fitment and Compatibility

As with its painted siblings, the ZY045 is not tied to specific motorcycle models in our garage and is sold as a universal kit. Alongside confirming the single front disc its 16 mm piston calls for, the handlebar clamp diameter at the master cylinder and the fork's acceptance of the calipers' 108 mm bracket spacing both need checking before ordering; a qualified workshop should carry out the installation given the brake system involved.

Road Approval

Accossato documents no ABE for the ZY045. Fitting a radial master cylinder and caliper pair in place of the standard components is subject to compulsory registration for road use in Germany, so this should be confirmed with an approval body before the motorcycle goes back on the road. The braking system is safety-relevant, so fitting by a qualified workshop is recommended.

Scope of Delivery

1x Accossato ZY045 painted radial brake master cylinder (CY045, 16x18) with 1x pair of Accossato PZ004 painted radial brake calipers (108 mm, sintered pads fitted), in the selected Colour.

Specifications

  • Part number: ZY045
  • Type: Radial master cylinder + caliper pair
  • Master cylinder: CY045, 16x18
  • Calipers: PZ004, 108 mm, 22.5 mm offset
  • Pistons: 4x 34 mm, aluminium
  • Pads: AGPA134, sintered, included
  • Colour options: Black, blue, fluorescent yellow, green, red, silver
  • Fitment: Universal, check centre distance, offset and disc
  • Road approval: No ABE documented
What's includedEverything in the box▼
  • 1x ZY045 master cylinder + caliper pair
FitmentWhich bikes this fits▼

Universal product — Please check whether it fits your bike.

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