Troy-Bilt 77T Series Operator's Manual page 39

* Use applicable flat washer (ref. #'s 3 or 18) in this application allowing .0150/.0020 in. end-play
NOTE: If rebuilding the upper housing, include two ounces (2 oz.) of Unirex® N3 grease (Part No. 737-0289) in the
input shaft cavity.
Ref. Part No.
No.
1 732-0614 Ring, Wire
2 716-0231 Ring, E Type,.750
3 736-0336* Flat Washer, 5/8 x 1.0 x.030
736-0337* Flat Washer, 5/8 x 1.0 x.040
736-0349* Flat Washer, 5/8 x 1.0 x.020
4 736-0335 Washer, Thrust.635 x 1.26 x.06
5 710-1325 Self-tapping Screw, 1/4-20 x 1.625
6 719-04017 Upper Housing
7 711-1109 Input Shaft
8 741-0335 Needle Bearing,.625 x.813 x.495
9 717-1464 14-tooth Bevel Pinion
10 716-0108 Retaining Ring,.437
11 741-0340 Sleeve Bearing,.75 x.1.0 x 1.0
12 721-0338 Seal,.75 x 1.0 x.125
13 618-04041 Differential Assembly
14 741-0336 Flange Bearing, 5/8 x 3/4 x 3/4
15 717-04056 42-tooth Bevel Gear
16 718-04045 Clutch Collar
17 711-04134 Drive Shaft
18 736-0495* Thrust Washer, 1.0 x.632 x.0
736-0494* Flat Washer,.632 x 1.00 x.035
19 741-0337 Flange Bearing, 5/8 x 3/4 x 15/16
20 611-0011 Detent Shaft Assembly
21 741-0862 Detent Ball
22 732-0863 Compression Spring
23 719-04018 Lower Housing
24 717-0678 Brake Puck
25 761-0202 Brake Disc
26 710-1206 Self-tapping Screw, 1/4-20 x 2.375
27 661-0001 Brake Assembly
— 737-0148 Grease (19 oz.)
39
Description
10
Illustrated
Parts List
For parts and/or
accessories
please call
1-866-840-6483, or
1-330-558-7220.
www.troybilt.com