Bearing cups and cones must be replaced as a set.
NOTE
When bearings are replaced in any PreSet hub,
it is recommended that the bearing spacer be
replaced as well.
NOTE
26 ConMet
PreSet Wheel Hubs – Service Parts
5. PreSet Wheel Hubs – Service Parts
Axle Designations
Designation Typical Axle Rating (lbs) Comments
Steer Axle
FC Steer 8,000 Medium duty
FF Steer 12,000-14,700 Standard linehaul axle. Comes in two spindle variations
1. Flat locking feature with 12 threads/inch.
2. Keyway locking feature with 18 threads/inch.
FL Steer 20,000 Vocational applications
Drive axle
L-Drive 19,000 Medium duty
R-Drive 20,000-23,000 Standard linehaul axle
Trailer Axle
TN Trailer 22,500 Tapered spindle
TP Trailer 25,000 Parallel spindle or "Propar"
NOTE: These axle ratings are to be used as a reference only. Refer to the vehicle's door plate for your specic application.
PreSet Service Kits and Components
PreSet Hubs Rebuild Kit Seal and
Spacer Kit
Magnetic Fill Plug
FC Steer 10037697 10084179 N/A
FF Flat 10081727 10081518 N/A
FF Keyway 10081727 10081518 N/A
FL Steer 10081728 10081519 N/A
F-Drive 10081076 N/A N/A
L-Drive 10037961 10084178 10033073
R-Drive 10081729 10081520 10033073
TN (Tapered) 10081730 10081521 10033073
TP (Straight) 10081731 10081522 10033073
Rebuild kit includes seal, bearing spacer, inner cup and cone, outer cup and cone.
Seal and spacer kit includes seal and bearing spacer.
ConMet Seals
Position Spindle Type Aftermarket Part Number
Steer FF Spindle 10045885
FL Spindle 10045883
Drive R Spindle 10045887
Trailer TP Spindle 10045889
TN Spindle 10045888
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