Parts for your 2001 Subaru Forester-Wheel hubs

2001 Subaru Forester wheel hubs — what they do and how to look after them

Wheel hubs absolutely are used on the 2001 Subaru Forester. Technical references that cover this include the Subaru 2001 Forester Factory Service Manual (Chassis/Suspension), the Subaru FAST parts catalogue, and Subaru service guidance/TSBs concerning the updated rear bearing design (commonly cited within dealer bulletins). These sources confirm front and rear hubs on the SF-generation Forester, 5×100 PCD, with the hub mounted on a serviceable bearing in the knuckle or housing.

On a 2001 Forester, the wheel hub is the solid flange the wheel bolts to. It centres the wheel, carries the vehicle’s weight through the bearing, and allows smooth rotation while keeping the brake rotor true. On ABS-equipped models, the hub/bearing area also interfaces with the wheel speed sensor, so hub condition can influence ABS performance.

There’s no set replacement interval, but regular checks during servicing are a smart move—especially for cars that see corrugations, towing, or coastal use across Australia and New Zealand. Typical warning signs include a low, speed-dependent humming that changes when cornering, vibration through the cabin at highway speeds, uneven tyre wear, ABS warnings, or detectable play when rocking the wheel at 12 and 6 o’clock.

• Common symptoms of a tired hub/bearing:
  • Humming/whirring that rises with road speed
  • Free play or roughness when the wheel is spun by hand
  • ABS light or pulsing from sensor read issues
  • Heat at the hub after a test drive

When replacement is due, it’s best practice to renew the bearing and hub together, use quality components (Subaru’s updated tapered-roller style is often specified for the rear), and keep everything surgically clean. Avoid pressing through the bearing by the hub flange—use correct drifts and support points. Torque the axle nut to the Factory Service Manual specification (typically around 200–220 N·m) and the wheel nuts to about 120 N·m. Replace cotter/split pins and hub seals, and lightly dress the hub face so rotors and wheels sit flat.

• Good servicing habits:
  • Inspect for play and roughness every 10,000–15,000 km
  • Clean rust scale on hub flanges, a thin smear of anti-seize on the mating face helps in coastal areas
  • Check wheel studs and nuts, swap any stretched or damaged hardware
  • Confirm ABS sensor gaps and cleanliness after hub work

Looked after properly, the 2001 Forester’s hubs handle Aussie and Kiwi roads just fine, keeping the wheels straight, the tyres happy, and the cabin nice and quiet.

Popular questions

How can someone quickly tell if a 2001 Forester wheel hub is failing?

A quick road test often gives it away: a steady humming that rises with speed and changes when gently weaving the car can point to a hub/bearing. On a hoist, spin the wheel by hand—roughness, noise, or play at 12 and 6 o’clock are red flags. Any heat at the hub after a short drive is another giveaway.

Did Subaru update the rear wheel hub/bearing design on this model?

Yes. Dealer guidance and service bulletins note an update from the earlier ball-bearing style to a tapered-roller design for the rear, improving durability. When renewing rear hubs/bearings on a 2001 Forester, most technicians fit the updated spec to boost service life.

What torque should be used on the axle nut and wheel nuts?

Follow the Factory Service Manual for exact values. As a guide, axle nuts are typically set in the 200–220 N·m range, and wheel nuts around 120 N·m. Always use a calibrated torque wrench and recheck after a short drive.