Hutch H/CH 7700/9700
42-1/2", 44", 49", 54-1/2", and 57-1/2" Axle Spacing
Trailer Four SpringSuspension Parts


Hutch H/CH 7700/9700 Spring Suspension Breakdown
Key
No.
Part
Number
Description No.
Req.
OEM
Number
Remarks
1   Front Hanger 2    
2   Center Hanger 2    
3   Rear Hanger 2    
4 322-145 Washer AR 7717-01 Replaces Sideplate Washer on Fabricated Front and Center Hangers Only
5 75003 Equalizer, Fabricated 2 750-03 7700
EQ014 Equalizer, Cast 2 19137-01, 24367-01 7700, 42-1/2"-49" Axle Spacing
338-887 Equalizer, Cast 2 17784-01 9700, 42-1/2"-49" Axle Spacing
338-2027 Equalizer, Fabricated 2 24711-01 9600, 50" Axle Spacing
338-1488 Equalizer, Cast 2 12808-01 54-1/2" Axle Spacing
  Equalizer, Fabricated 2 16168-01 9700, 54-1/2" Axle Spacing
1615801 Equalizer, Fabricated 2 16158-01 9700
338-887 Equalizer, Cast 2 17784-01, 16290-01 9700, 42-1/2"-49" Axle Spacing
6 338-1475 Equalizer & Hanger Assy, Fabricated 2 16319-01, 16203-02 9700, Straddlemount
338-1476 Equalizer & Hanger Assy, Fabricated 2 16319-02 9700, Undermount
338-1477 Equalizer & Hanger Assy, Fabricated 2 16319-07 9700, Flangemount
338-1689 Equalizer & Hanger Assy, Cast 2 16319-51 9700, Straddlemount
338-1690 Equalizer & Hanger Assy, Cast 2 16319-52 9700, Undermount
338-1479 Equalizer & Hanger Assy, Cast 2 16319-57 9700, Flangemount
338-2155 Equalizer & Hanger Assy, Fabricated, Modified 2 16319-06 Undermount, Modified
7 HU77ABW Equalizer Bolt Kit 2 10287-01 7700
334-1612 Equalizer Bolt Kit 2 16353-01 9700
8 334-342 Bolt Assembly 2   7700, See Key 7 Part Number HU77ABW
334-937 Bolt Assembly
1-1/8"-7 x 6-5/8" Long
2   9700
9 334-341 Bolt & Bushing Assembly 2   7600
334-1272 Bolt & Bushing Assembly 2   9600
10 334-366 Equalizer Bolt
3/4" x 6" Long, 5/8"-18 Thread
4 7016-01 7700, See Key 7 Part Number HU77ABW
1615001 Equalizer Bolt
1-1/8"-7 x 6-5/8" Long
2 16150-01 9700
11 502Z69 Lock Nut, 5/8"-18 4 37-03 7700
93400506 Lock Nut, 1-1/8"-7 4   9700
12 321-176 Bushing
3-1/4" OD x 3-7/8" Long
2 7010-00 7700
321-176U Bushing, Urethane 2   7700
321-221 Bushing
1-1/8" ID x 3-29/64" OD x 3-57/64" Long
2 16146-01 9700
321-221U Bushing, Urethane 2   9700
13 334-360 Lock Tab 2 729-00 7700, See Key 7 Part Number HU77ABW
14 334-343 Rebound Bolt Assembly
5/8"-18 x 4-1/2" Long
6 10287-00 Includes bolt, tube, and lock nut
14a 75900 Rebound Bolt Assembly
5/8"-18 x 4-1/2" Long
6   Bolt only
14b 75600 Rebound Bolt Spacer Tube 6   Spacer only
14c 502Z69 Lock Nut, 5/8"-18 4 37-03 Lock Nut only
15 345-237 Torque Rod, Adjustable, 13" - 15-1/2" Long 1 16398-01 9700
345-238 Torque Rod, Adjustable, 14-3/4" - 17-1/4" Long 2 713-02, 16398-02 9700
1639804 Torque Rod, Adjustable, 18-1/2" - 21" Long 1 16398-04 All
345-165 Torque Rod, Adjustable, 20-1/4" - 22-3/4" Long 1 16398-06, 713-07 All
71500 Torque Rod, Rigid, 19-1/4" Long C/C 1 715-00  
16 334-344 Torque Rod Bolt & Bushing Service Kit 8   All
17 334-345 Torque Rod Bolt Assy
1"-14 x 5" Long
8    
18 31235 Bushing, 1" ID x 1-15/16" OD x 3" Long 8 722-00 All
321-175U Bushing, Urethane 16   All
19 71902 Bolt, 1"-14 x 5" Long 8   9700
20 1056200 Lock Nut, 1"-14 8 10562-00 9700
21 1686801 U-Bolt Saddle, 3" W x 7-9/16" Lg x 1-3/4" H 4 1686801 U-Bolts Down
338-437 U-Bolt Top Clamp Plate 4 6786-00 7700, 4"x6" Axle Only, Underslung
338-483 U-Bolt Top Clamp Plate 4 9202-00 7700, 5" Round & Square Axles, U-Bolts Up
22 GL-295 Liner, 2-7/8" x 8" Long 4   Install on Tension (Top) Side of Springs
23 338-221 Spacer
3" W x 7-1/2" Lg x 1" Thk
AR   7700
24 1936001 Axle Seat, Front & Rear, 3/4" Tall 4 705-01 3/4" tall from axle to spring pedestal
M17716 Axle Seat, Front & Rear, 2-1/4" Tall 4 705-04 2-1/4" tall from axle to spring pedestal
338-399 Axle Seat, 3/4" Tall, Underslung Axles 4 301-01 3/4" tall from axle to spring pedestal
  Axle Seat, Front & Rear 4   Contact us for other heights
25 71000 U-Bolt Clamp Plate, Bottom 4 710-00 All 5" Round Axles, 7/8" U-Bolts
338-471 U-Bolt Clamp Plate, Bottom, 3/4" U-Bolts 2 7747-00, 7747-01 5" Square Axle
338-470 U-Bolt Clamp Plate, Bottom, 4"x6" Axle 4 7746-00 4"x6" Rectangular Axle
M8285 Torque Rod Seat Bracket 4 706-01 All, Underslung Axles
26 338-438 Stabilizer Bracket, 5" Round Axle, No Hop 2 7025-00, 10775-00 7700, No Hop, Rear Axle Only
338-469 Stabilizer Bracket, 5" Square Axle, No Hop 2 7738-01 7700, No Hop
27 EUB516114 U-Bolt Kit, Round Bend 4   7/8" x 3" 14-1/2" Round, Includes one U-Bolt with washers and nuts
  U-Bolt Kit 4     Contact customer service for other sizes
28   Spring Assembly 4    
29 320-217 Spring Free Play Bushing 2 18541-01 Rear Rebound
30 334-1827 Wear Pad 2 755-03 Rear Hanger