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MODEL 12183 TROY-BILT
®
5.5 HP TILLER
MAIN DRIVE SHAFT
1 1714 Bearing–tapered roller with race.. 1
2 20718 Gear–spur, main drive shaft......... 1
3 9301 Key–3/16 sq. x 1.......................... 1
4 11603 Drive Shaft–with integral, single-lead
worm at front and six-lead worm
at rear (includes pressed-on
#1714 rear roller bearing, race
for bearing and #9301 key)...... 1
5 1224-1 Shim–rear bearing cap, .010 thick
(see Note 1) ............................. A/R
5 1224-2 Shim–same as above, but .030 thick
(see Note 1) ............................. A/R
5 1224-3 Shim–same as above, but .005 thick
(see Note 1) ............................. A/R
... 1325C Shim Set–includes the following
shims: two 1224-1; two 1224-2;
one #1224-3 ............................ A/R
INPUT PINION SHAFT & GEAR ASSEMBLY
6 9572 Screw–hex hd., 5/16-24 x 1-1/8* 1
7 9944 Washer–disc spring (concave
surface faces pulley) ................ 1
8 1108841 Key–3/16 sq. x 1-1/2 ................... 1
9 20880 Pulley–transmission drive ........... 1
10 1440 Washer–support.......................... 1
11 85030 Oil Seal–input pinion shaft, front. 1
12 9500 Ring–retaining (snap ring), external 1
13 9953 Washer–thrust............................. 2
14 9428 Bushing ....................................... 1
15 9677 Set Screw–5/16-18 x 3/8*........... 1
16 20791 Input Pinion–steel shaft............... 1
17 20792 Gear–input pinion........................ 1
18 9093 Retainer–snap ring, external........ 1
19 20799 Pinion Assy–(incl. one each of Ref.
No.’s 16, 17 and 18.................. A/R
20 9517 Retainer–snap ring, internal ........ 1
REF PART
No. No. DESCRIPTION QTY.
REF PART
No. No. DESCRIPTION QTY.
* Specify GRADE 5 if ordering part locally.
A/R - As Required
MAIN DRIVE SHAFT, INPUT PINION SHAFT & GEAR ASSEMBLIES
NOTE 1–Shim between
drive shaft rear bear-
ing and rear bearing
cap to achieve 5-to-10
thousandths of an inch
(.005-.010) end play
on drive shaft.
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