Bigham Brothers, Inc. Home Bigham Brothers Tillage Equipment, Lilliston Rolling Cultivators
Find A Dealer

Rear Mount Chopper Gang
Parts Breakdown

Rear Mount Chopper Gang Parts Diagram

Ref# P/N Description Qty Req. Per Assy. (*As Req.)
A. 787-225 Screw Jack Assy. Adj. Chopper 2
1. 687-225 Threaded Rod W/Bushing 1-1/4" 1
2. 633-020 Spring 1
3. 687-230 Spring Cap 1
4. 611-2010 Nut, Hex 1-1/4"-8 Heavy 2
5. 614-2001 Nut, Hex Jam ZP 1-1/4" 2
B. 787-220 Trunnion Assy. Adj. Chopper 1
6. 687-215 Trunnion, Chopper Screw Jack 1
7. 687-220 Bushing, Trunnion Mt. 1-1/2" O.D. 2
8. 602-1204Z Bolt, HCS ZP GR5 3/4x1" 2
9. 615-1200 Washer, Lock 3/4" 2
10. 616-1200Z Washer, Flat ZP 3/4" 2
C. 787-150 Frame Mount Assy. 46" (4x4; 4x4) 2
11. 687-150 Frame Mount Tube, 4x4x46-1/2" 1
12. 628-400 Cap, 4" H.D. 7/8 & 1" Bolt Holes 8
13. 609-1648Z Bolt, MHB ZP GR2 1x12" 8
14. 611-1601Z Nut, Hex ZP 1" 8
D. 787-170 Frame Mount Assy., 75" (4x7; 4x7) 2
  787-200 Frame Mount Assy., 75" (4x7; 4x4) 2
15. 687-160 Frame Mount Tube, 4x4x75-1/2" 1
16. 628-308 Cap, 7" Bar 1" Bolt Hole (Cast) 4
  636-836 Cap, 8" Fabricated 4
E. 787-100 Pivot Bkt Assy., Adj. chopper 2
17. 687-100 Pivot Bkt., Adj. Chopper 1
18. 602-1428Z Bolt, HCS ZP GR5 7/8x7" 2
19. 628-400 Cap, 4" 7/8 & 1" Bolt Holes 1
20. 611-1401Z Nut, Hex ZP 7/8" 2
21. 617-010 Zerk, 1/4 Drive -
22. 624-005 Bushing, 1-7/16x1-3/4x1-/12" -
23. 617-303 Pin, Clevis 1-7/16x5-1/2" USBL. 2
24. 617-053 Pin, roll 7/16x2-1/4" 2
25. 617-105 Klik Pin, 7/16x2" 2
26. 602-1226Z Bolt, HCS ZP GR5 3/4x6-1/2" 2
27. 613-1200Z Nut, Hex Nylock ZP 3/4" 2
F. 708-064 Chopper Reel (6 Blade) Long 1*
  708-066 Chopper Reel (6 Blade) Short 1*
28. 691-055 Blade, chopper Reel 37" -
  691-056 Blade, chopper Reel 44" -
  691-057 Blade, Chopper Reel 30" -
29. 603-07050Z Bolt, Whizlock GR8 7/16x1-1/2" -
30. 614-0701Z Nut, Hex Whizlock ZP 7/16" -
G. 708-061 Chopper Reel (5 Blade) Std. 1
H. 687-200 Chopper Mount Bar 7'4" 44/37" 1*
  687-210 Chopper Mount Bar 6' 37/30" 1*
31. 622-085 Bearing Assy., 1-1/2" Flange 4
32. 622-086 Bearing, 1-1/2 #UG224E3L Filler -
33. 622-090 Housing, 2 Hole Flange CC -
34. 602-0813Z Bolt, HCS ZP GR2 1/2x3-1/4" 2
35. 602-0810Z Bolt, HCS ZP GR2 1/2x2-1/2" 4
36. 611-0801Z Nut, Hex ZP 1/2" 6
37. 615-0800Z Washer, Lock ZP 1/2" 6

Go back to our Home Page | Contact us: - Send us a note, locate your nearest dealer, ask us a question or get more information on our products.


Bigham Brothers, Inc. - P.O. Box 3338 - Lubbock, Texas 79452 - 806/745-0384 - Fax 806/745-1082 - Toll Free (U.S.): 800/692-4449