Aera P2 Pivot Cup

$8.00

- +

SOLD INDIVIDUALLY — MOST SETUPS REQUIRE TWO

Pivot cups are the single most critical interface in a truck system. They define the axis the hanger rotates around — and therefore define how the entire system feels.

Core Function: Pivot cups control axis fidelity, steering response, and system stability.

This is where Riot started — and why the industry began paying attention to pivot detail in the first place.


The pivot interface is responsible for keeping the hanger constrained to its intended axis while allowing smooth, controlled articulation.

  • Too Loose: Uncertainty, twitch, random movement, poor feedback
  • Too Tight: Stick-slip behavior, delayed response, fights turn and return-to-center

Both conditions degrade control — just in different ways.

Instability at the pivot interface compounds quickly and can contribute directly to oscillations at speed.

Specifications

DIMENSIONAL DRAWINGFFRAD · Aera P2
0.00.51.0GRID .100 INØ1.000 RAW · +.010 FACEZ+X+Z02ND OP · C0.010OVERALL 0.755OD 0.790ID 0.437DEPTH 0.635Program-derived geometry + governed manual second op · true X/Z scale · Z+ right
Durometer: 85A, 87.5A, 90A, 92.5A, 95A, 100A
Weight: 0.0625 lbs
Flange thickness: 0.100 in
Flange OD: 0.935 in
ID radius: 0.2185 in
Overall length: 0.755 in
ID bore: 0.437 in
ID depth: 0.635 in
OD wall length: 0.655 in
OD: 0.790 in
Bottom weep chamfer: 0.010 × 45°
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PlaceholderAera P2 Pivot Cup