Here are the Part Numbers Of other kits and Sources.
I hope this helps you if you choose to put your kit together, But remember
My kit is complete and there is no need to scrounge around to find the spindles or backing plates
and other small parts, also all my parts are NEW.
Your time is to valuable !!!!!!!!
Good luck on the build up and if I can help in anyway let me know.
 
Part Description
Part Numbers   (My Kit) 
Auto Zone
NAPA # # needed item description
77 ford bronco Hub & Rotor
5492
#048859 5492 brake rotor/hub comp.
 86297**  (also #4886297) 
77 F250 Master cylinder
20-1676
  
 4136761 (or WAG/F97653)
73 Chevy Loaded front calipers 
16-4046  16-4045
#095745 C503 RH disc brake caliper, 
#095752 C502 LH disc brake caliper, 
#024196 0524 pads comp
A1C/184045, (also#242-2023)RH 
A1C/184046,(also #242-2022)LH
82309 2 anti-rattle clip for disk pads
WAG/L76050 & WAG/L76051 loaded calipers
Earls Brake line Adapter
989531
    
Earls 7/16 Banjo Bolts
977504
#001799 313938 banjo bolts 7/16"x20x1 1/16
82703*** 2 74-76 Chevy Blazer caliper banjo bolts (metric10x1.5")
82698*** or - 2 74-76 Chevy Blazer caliper banjo bolts (7/16-20 x 1 15/32")
Earls 18" braided brake line
63011618
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Russell speed bleeders
989531
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Master cylinder fitting
258302
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Master Cylinder Fitting
258350
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Spindle nut set
616-030
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Spindle bearing
B2110
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B2110 2 74-76 Chevy Blazer spindle bearings (also #PB2110)
outer wheel bearing 76-77 ford bronco
A37
#788737 set 37 wheel bearing,Timken
 BR35**** 2 76-77 Ford Bronco outer hub wheel bearings (also #PBR35)
Inner wheel bearing 76-77 ford bronco
A35
#788422 set 45 wheel bearing,Timken
BR37**** 2 76-77 Ford Bronco inner hub wheel bearings (also #PBR37)
Front wheel bearing oil seal
4250
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 19965 2 74-76 Chevy Blazer spindle bearing seals
73 Chevy front spindles
NEW - 706528x. (1.625 and 1.785)
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73-76 chevy backing plates
New
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Brake Guide Bolts
With Loaded Calipers
#704049 H5002 brake guide bolts
82204  74-76 Chevy Blazer caliper bolts, 
82346  74-76 Chevy Blazer caliper pin sleeves
or - 2 brake kit including bushings and O-rings for above
 TS-728A-M set 74-76 Chevy Blazer brake pads (also #BR-728A-M) 
Power Brake Booster
Sierra Bronco
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Total Cost
1100.00
240.35
308.53
Please make sure 
you check the run 
out on used spindles. Should be no more than .005 from original specs.