Service Manual

Commercial Suspension System (cont’d)
Minor Rebuild**
1986
Original
Ref # Part Number Description Qty.
2 49-8810 Spring Arm Assy 2
4 39-9680
Key 2
1 48-21 70 End Cap 2
3 25-7740 Knob Arm 2
5 39-9650 Spring 2
6 36-4770 Washer 2
8 3215181 Snap Ring 4
10 44-0600 Wheel Cover 2
7 48-2580
Keyed Thrust Washer 2
9 39-9160 Pinion 2
11 53-7940 Pivot Arm Assy 2
Includes:
1 1 a 52-2450 Ball Bearing 2
llb 47-2890 Bushing 2
1 IC 302-56 Grease Fitting 2
Rebuild With
1
Ref # Part Number Description
Qty.
1 48-21 70 End Cap 2
2 66-7561
Spring Arm Assy 2
3 25-7740 Knob 2
4 39-9680
Key 2
5 39-9650
Spring 2
6 36-4770 Washer 2
7 48-2500
Keyed Thrust Washer 2
8 3215181 Snap Ring 4
10 74-1680
Wheel Cover Kit 2
9 .39-9160 Pinion 2
11 53-7940
Pivot Arm Assy 2
Includes:
1 1 a 52-2450 Ball Bearing 2
11
b 47-2890
Bushing 2
1 IC 302-56
Grease Fitting 2
** A minor rebuild is one that does not include replacement of the output shaft.
1. Directly interchangeable.
2. Directly interchangeable.
Service
Tip:
a. Spring arm 66-7561 will change height of cut slightly when compared with 49-8810. When retrofitting, update
b. Grease liberally after every 25 hours of use to increase service life.
all four at once.
12