780 V6-2849cc 2.8L SOHC B280F (1987)
Wheel Hub: Technical Service Bulletins
Wheel Hub - New Front Unit
SECTION
GROUP
NO.
77
8
DATE: OCTOBER 1988
RE: NEW FRONT WHEEL
HUB UNIT
UP TO AND INCLUDING 1987 M/Y
700
THIS BULLETIN APPLIES TO THE U.S. AND CANADA
REFERENCE:
TP 30863/2 (ENGLISH); BRAKES
TP
30799/1 (ENGLISH);
BRAKES
TP
30802 (ENGLISH); SPRINGS, SHOCKS, WHEELS
x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x
NEW FRONT WHEEL HUB UNIT
A new front wheel hub unit was introduced on 1988 700 models. The hub and brake disc are two separate units. The new hub cannot be used on vehicles
manufactured before 1988 M/Y.
For pre-1988 models, where the brake disc and hub are one unit, a new service kit containing a separate brake disc, new hub, bearing and seal, is
available.
Contents of new service kit are shown at left.
NOTE:
The service kits listed only fit vehicles equipped with ventilated brakes.
REQUIRED PARTS:
Description Part No.
Hub disc Service Kit:
wheel/rim
brake disc
disc
diameter
diameter
type
14 in.
262 mm
(10.3 in.)
ventilated
270876-6
15 in.
287 mm
(11.3 in.)
ventilated
270877-4
15 in.
287 mm
(11.3 in.)
ventilated ABS
270878-2
SPECIAL TOOLS:
Description Part No. sleeve 999-2715
extractor
999-2722
handle
999-1801
mandrel
999-5005