Revision Intervals For Race Track Use - 911 GTS/Turbo

At present, the following revision intervals are stipulated for race track use for the 911 GTS/Turbo :

At the latest, every 7, 000 km/4, 200 miles for race track use (cumulative)

Replace wheel hubs and wheel bearings on rear axle .
→ 425819 REMOVING AND INSTALLING REAR WHEEL BEARING

Replace central wheel lock bolts on rear axle .
→ 440519 REMOVING AND INSTALLING WHEEL WITH CENTRAL BOLT

At the latest, every 14, 000 km/8, 400 miles for race track use (cumulative)

Replace wheel bearing housing on rear axle.
→ 425219 REMOVING AND INSTALLING REAR WHEEL BEARING HOUSING

Replace wheel hubs and wheel bearings on front axle.
→ 405719 REMOVING AND INSTALLING FRONT WHEEL BEARING

Replace central wheel lock bolts on front axle.
→ 440519 REMOVING AND INSTALLING WHEEL WITH CENTRAL BOLT

At the latest, every 28, 000 km/16, 800 miles for race track use (cumulative)

Replace wheel bearing housing on front axle.
→ 405019 REMOVING AND INSTALLING FRONT WHEEL BEARING HOUSING