Wheel hubs & bearings
The hub carries the wheel; the bearing turns inside it.
Ref. 9230002R: 4 M12 × 1.25 fixings, ABS ring with 30 teeth.
Cutaway, schematic section
Schematic drawing, not to scale.
Wheel hubs and bearings, shock absorbers, braking, suspension and steering, driveline.
Request a partEach drawing shows what the part contains or what it does.
The hub carries the wheel; the bearing turns inside it.
Ref. 9230002R: 4 M12 × 1.25 fixings, ABS ring with 30 teeth.
Cutaway, schematic section
Schematic drawing, not to scale.
A strut combines the top mount, its bearing, the bump stop, the boot and the damper.
The spring, drawn as a chain line, is an adjacent part.
Exploded view
Schematic drawing, not to scale.
Thin double-dot chain line: adjacent part, not supplied
The piston pushes the inner pad; the floating caliper pulls the outer pad.
Both pads clamp the disc.
Side view, schematic section
Schematic drawing, not to scale.
Clearance exaggerated for legibility
The arm pivots on its bushes and on its ball joint.
That is where it wears: check these joints.
Front view
Schematic drawing, not to scale.
Thin double-dot chain line: adjacent part, not supplied
The CV joint transmits rotation while the shaft is at an angle.
Ref. 899085: supplied as a kit with boot, clamps, circlip and grease.
Side view, schematic half-section
Schematic drawing, not to scale.
Thin double-dot chain line: adjacent part, not supplied
The typical journey of our parts, from casting to shipping.
Raw casting Machined Inspected Packed
Cast-iron parts (discs, drums, calipers) take shape in sand moulds. They come out raw, with the extra stock that machining will remove.
Schematic drawing, not to scale.
Raw casting Machined Inspected Packed
CNC lathes machine the hub's flange face, spigot and bearing seats to size.
Schematic drawing, not to scale.
Material removed by machining
Raw casting Machined Inspected Packed
Deburring, surface protection, then touch-probe measurement of the machined surfaces of the CV joint outer race.
Schematic drawing, not to scale.
Raw casting Machined Inspected Packed
Packed parts are stored, then shipped to distributors.
Schematic drawing, not to scale.
Front of the box, from left to right.
Printed on the packaging: “IATF 16949 Certified Company”. It refers to the parts manufacturer, which holds the certificate. IATF 16949 is the automotive industry's quality management standard.
Sides of the box
“German Design”: wording printed on our boxes.
Every Kräfter Line part comes in its own box, with the reference printed on the label.
Garage, reseller or distributor: give the part number, the original equipment number or the vehicle.