Truck Components Online
  •  HOME   •  About Us   •  Contact Us   •  Line Sheet   •  U-Bolt Order Form   •  Hotsy Quote Request   •  Blog   •  My Account
  » BRAKE & WHEEL
  » CLUTCHES
  » DRIVELINE
  » ENGINE
  » FASTENERS
  » HITCH AND COUPLING
  » SPRINGS
  » STEERING
  » SUSPENSION
  » TOOLS
  » TRAILER
  » TRANSMISSION
  » VEHICLE ACCESSORIES
  » HOTSY
  » AUTOMANN
  » DAYTON PARTS
  » HELLWIG
  » ROADMASTER
  » TRISEAL
  » TUFF COUNTRY
  » 0 - 24.99
  » 25 - 49.99
  » 50 - 99.99
  » Over $100
5TH WHEEL LUBE DISC RETAINING RING
Kpsdr 5TH WHEEL LUBE DISC RETAINING RING
5TH WHEEL GRAPHITE LUBE DISC 32in
Kpsd32g 5TH WHEEL GRAPHITE LUBE DISC 32in
5TH WHEEL LUBE DISC 32in
Kpsd32 5TH WHEEL LUBE DISC 32in
1AIR SPRING SLEEVE STYLE - 1S3-013
2TRUCK CASTER SHIM A-252
3TRUCK CASTER SHIM A-254



This site protected by Trustwave's Trusted Commerce program

Follow us
Home > SUSPENSION > MEDIUM/HEAVY DUTY TRUCKS, TRAILERS & FIRE SUSPENSIONS > MACK  > ST34 TAPER LEAF SPRING REAR
 

ST34 TAPER LEAF SPRING REAR

 

Mack - ST34 Taper Leaf Spring Rear Suspension

 
ST34 TAPER LEAF SCHEMATIC
 
 

Mack - ST34 Taper Leaf Spring Rear Suspension

 
 
 

Key

Part
Number

Description

No.
Req.

OEM
Reference

1

338-1784

Seat Trunnion

2

39QK432A

1

338-1783

Seat Trunnion

2

39QK430A

2

338-710

Trunnion; Clamp Half

2

39QK431

2

338-712

Trunnion; Clamp Half

2

39QK37C

3

338-1786

Saddle Trunnion

2

39QK434

4

325-118

Bushing, 8 3/4" Trunnion; 3 1/2"ID x 4 7/16"OD x 6 5/16"Lg.

2

10QK219P3

4

325-120

Bushing, Urethane; 8 3/4" Trunnion

2

10QK276

4

325-120U

Bushing, Urethane; 8 3/4" Trunnion

2

—

4

325-117

Bushing, 8 3/16" Trunnion; 3 1/2"ID x 4 7/16"OD x 5 9/16"Lg.

2

10QK219P,P1

4

325-117U

Bushing, Urethane 8 3/16" Trunnion

2

—

5

334-480

Spacer, Inner; 3 1/2"ID x 4 1/8"OD x 7/16"Thk.

2

44RU2223P2

5

334-1178

Spacer, Inner; 3 1/2"ID x 4 1/8"OD x 1/2"Thk.

2

44RU2223P1

5

334-481

Spacer, Inner; 3 1/2"ID x 4 7/8"OD x 3/8"Thk.

2

44RU2224

6

334-479

Spacer, Outer; 3 1/2"ID x 4 1/8"OD x 1 3/4"

2

44RU2221P2

6

334-1179

Spacer, Outer; 3 1/2"ID x 4 1/8"OD x 2 1/4"

2

44RU221P1

7

334-579

Bolt Assembly; 3/4"-16 x 5 1/2"Lg.

2

3AX1525

8

338-1600

Plate, Lower U-Bolt Clamp

—

8QK44

9

361-212


U-Bolt Kit; Special Bend, Grade 8

1-1/8X4X13MR

4

7QK3164

10

334-1212

Bolt Assembly, 1 1/8"-12 x 13 1/4"Lg.

2

3AX1894PL

11

SUW-118

U-Bolt Washer; 1 1/8"

4

—

12

DN-118

Deep Nut; 1 1/8"-12, Grade C

2

21AX781

13

RB-84

Bushing; 1 1/4"ID x 2 1/2"OD x 4"Lg.

4

10QK146

13

RB-187

Bushing; 1"ID x 2 1/2"OD x 4"Lg.

4

10QK260

13

RB-174

Bushing; 1"ID x 2 1/2"OD x 4"Lg.

4

—

14

334-718

Service Kit, Alignment; 1 3/8" Dia. Eccentric

4

—

15

334-553

Collar, Eccentric; 1 3/8" Dia Lobe

8

8QD262

15

334-1604

Collar, Eccentric Alignment; 1 1/4" Dia Lobe

—

8QD261

16

334-1396

Bolt; 7/8"-14 x 7 1/2"Lg.

4

3AX1050

16

327-477

Bolt; 1"-14 x 7 3/4"Lg.

4

3AX1993

16

327-319

Bolt, 1 1/4"-12 x 7"Lg.

4

3AX1682

17

SLN-107

Lock Nut; 1"-14

4

—

17

334-192

Nut, Lock; 1 1/4"-12

4

—

18

338-1787

Insulator Box; 5 7/8" Deep

4

52QK442P2, 52QK447P2

19

325-110

Insulator, Standard; 1 3/4" Dowel, 70 Durometer

4

10QK36B

20

338-729

Spacer; 3"W x 4"Lg. x 1 1/2"Thk.

8

13QK246

21

325-112

Insulator; 1 3/4" Dowel, 70 Durometer

4

10QK365A

22

Insulator Box Bolt, 7/8"-14 Thread

12

—

23

334-150

Washer, Hard Flat; 7/8"

12

—

24

SLN-106

Lock Nut; 7/8"-14

12

—

25

Insulator Box Cap Screw, 7/8"-9 Thread

4

—

26

Torque Rod, OEM Fixed Length

2

—

26

Torque Rod, Uni-Rod

2

—

26

Torque Rod, 2 Piece Ultra Rod Components

2

—

27

321-132

Bushing, Straddlemount; 2 3/4"OD x 4 3/8" C/L to C/L

4

1688-227720

27

321-132U

Bushing, Urethane

4

—

27

321-131

Bushing; 2 17/32"OD x 4 3/8" C/L to C/L

4

1688-227710

28

M74003

Shock Absorber

2

—

29

401754

Shock Bushing, 1"ID

8

—

30

—

Spring Assembly

—

—