CSA approved at 3500#/14.0 SLR; Uni-Servo

7

Note: Uni-Servo brakes to be used with surge actuator

Hydraulic Free Backing Brake
Item
0
0
1
2
2
3
4
5
6
6A
7

Part No.
Qty/Brk Description
K23-344-00
1
LH Complete Brake Assembly-FB
K23-345-00
1
RH Complete Brake Assembly-FB (shown)
036-094-03
1
Backing Plate Assembly (includes item #11)
054-064-00
1
LH Brake Cylinder Uni-Servo
054-065-00
1
RH Brake Cylinder Uni-Servo
054-060-00
1
Cylinder Push Rod
087-001-00
2
Sems (screw & washer assembly)
037-069-02
1
Travel Link
046-009-00
2
Retractor Spring
046-107-01
1
Shoe Lever Return Spring
K71-393-00
1
Shoe & Lining Kit Contains:
1
1
2
2

8
9
10
11
*12
13
16
17
ns
*ns

043-004-00
046-083-00
046-007-00
007-041-00
006-017-00
040-240-02
005-064-00
046-108-01
054-089-00
071-514-00

1
1
1
4
4
1
1
1
1
1

#040-291-00
#040-211-00
#046-077-00
#049-002-00

Primary Shoe & Lining
Secondary Shoe & Lining
Shoe Hold Down Spring & Cup
Shoe Hold Down Pin #8

Adjuster Assembly
Adjusting Screw Spring
Adjuster Slot Plug
Brake Mounting Bolt - Press-in
Brake Mounting Nut
Shoe Lever
Washer
Primary Shoe Return
Bleeder Screw (included with item #2)
Park Brake Cable

Hydraulic Free Backing Brake
Corrosion Resistant
Item
0
0
1
2
2
3
4
5
6
6A
7

Part No.
Qty/Brk Description
K23-344-01
1
LH Complete Brake Assembly-FB
K23-345-01
1
RH Complete Brake Assembly-FB
036-094-04
1
Backing Plate Assembly (includes item #11)
054-064-01
1
LH Brake Cylinder Uni-Servo
054-065-01
1
RH Brake Cylinder Uni-Servo
054-060-00
1
Cylinder Push Rod
087-001-00
2
Sems (screw & washer assembly)
037-069-02
1
Travel Link
046-009-01
2
Retractor Spring
046-107-03
1
Shoe Lever Return Spring
K71-423-00
1
Shoe & Lining Kit Contains:
1
1
2
2

8
9
10
11
*12
13
16
17
ns

043-004-02
046-083-01
046-007-00
007-041-00
006-017-00
040-240-02
005-064-00
046-108-03
054-089-00

1
1
1
4
4
1
1
1
1

#040-291-00
#040-211-00
#046-077-00
#049-002-00

Primary Shoe & Lining
Secondary Shoe & Lining
Shoe Hold Down Spring & Cup
Shoe Hold Down Pin #8

Adjuster Assembly
Adjusting Screw Spring
Adjuster Slot Plug
Brake Mounting Bolt - Press-in
Brake Mounting Nut
Shoe Lever
Washer
Primary Shoe Return Spring
Bleeder Screw (included with item #2)

ns - not shown
* Not included with complete brake assembly. Item sold separately.

37

2300 - 4000 LBS. CAPACITY

D35, #10 Disc Brake for 3,500 Lb. Axles
6

EXP
35
0

5

7

4

2

1

3

Disc Brake 3500#
Item
1
2
3
4
5
6
7
ns

Part No.
Qty/Brk
090-004-01
1
007-041-00
4
K71-624-00
1
007-256-00
2
K71-623-00
1
K71-626-00
1
006-017-00
4
054-097-00
1

Item
8
9
ns

Part No.
Qty/Brk
008-248-22
1
007-150-00
5
054-095-00
1

Description
Anchor Yoke Assembly (includes item #2)
Brake Mounting Bolt - Press-in
Caliper Assembly Kit (includes items #5, 6)
Caliper Mounting Bolt
Brake Pad Kit (axle set)
Rotor Kit
Yoke Mounting Nut
Bleed Screw & Adapter (service part only)

Disc Brake Hubs & Studs

ns - not shown

38

Description
¹⁄₂" Stud 5 on 4.50
¹⁄₂-20 x 2.09" Wheel Stud
Bleeder Screw (included with items #3, 4)

8

6
1-1
sc_
Di
0_

9

Recommended Wheel Clearance
for 3,500 Lb. Disc Brake

11.41 Dia.
12.49 Dia.

4.19

13.49 Dia.

.12
Hubface
Wheel Mounting Surface

2300 - 4000 LBS. CAPACITY

.60

CAUTION: The above hub/rotor profile shows the minimum clearance needed to insure that no part of the wheel makes
contact with any brake component.
Make sure the wheel is in full contact with the hub face and does not drag against the brake caliper. If there is not full
contact with the hub face, you may experience a dangerous wheel separation.

39

4100 - 6000 LBS. CAPACITY

General Applications

Axle Types
4100-6000 Lbs. Capacity
• Complete service manual
• Precision machined steel spindles and integral
cast iron hub/drums
• Press-in wheel studs
• 10" x 2¼" CSA approved electric brakes
• 12" x 2" CSA approved electric brakes
• 12" x 2" hydraulic brakes
• Electric and hydraulic brakes are available with
and without parking feature
• Hydraulic free backing brakes are available
• Inner wiring system for easier installation and
protection of brake wiring
• Standard grease lubrication; E-Z Lube®
or Nev-R-Lube® option
• Optional hot dipped galvanized axle beam
• Optional GAL-DEX® coated cast iron hub

D44, D52 & D60 LEAF SPRING

11

40

• Totally rubber-cushioned for smooth, quiet,
independent ride
• Easy installation with less maintenance
• Less transfer of road shock which insulates cargo from road
shocks and vibration
• Rubber cords compounded for maximum dependability and
durability
• Load-carrying cross member
• Self-damping action
• Independent wheel suspension system
• 5 year limited warranty on suspension system
• Low profile for maximum road clearance
• Various starting angles to control trailer height
• High and low profile brackets with optional mounting
brackets available
• Rubber cushioning eliminates metal-to-metal contact
• Shock absorption provided by the natural hysteresis of rubber
• Single or tandem axle assemblies
• Durable, wear-resistant components
• Optional stainless steel wear sleeves for grease seal journal
• Available in drop center V-bend axle beam

•
•
•
•
•
•
•
•
•
•

High strength 3" diameter tube
Straight or Drop spindles (4" drop only)
High quality alloy steel springs in a variety of capacities
Single, tandem, or triple axle assemblies with
equalized suspensions
Slipper spring or double eye leaf spring suspension
Optional hanger and attaching parts kits available
Durable, wear-resistant components
Optional stainless steel wear sleeves for grease seal journal
Available in drop center V-bend axle beam
2 year limited warranty

CAUTION: Triple axle assemblies are NOT recommended
for #11 Torflex® axles.

Torflex® Application Information
Articulation Dimensions
Dimensions are for top mount only. Side
mount is .25" higher. Allow 3" bump
clearance from full load.
Top of
Bracket

Forward

Arm

H

Len

gth

DE
XTE
R

Start Angle

Center of
Spindle

Left Hand
Assembly Shown
Axle Location

L

No

Load

Full

Load

Shock

Load

Start
Angle

Bracket
Profile

H

L

H

L

H

L

45°
Down

Low

6.01

4.24

4.07

5.54

2.94

5.88

High

6.76

4.24

4.82

5.54

3.69

5.88

32°
Down

Low

4.95

5.09

2.76

5.92

1.59

6.00

High

5.70

5.09

3.51

5.92

2.34

6.00

Low

4.07

5.54

1.77

6.00

0.60

5.88

High

4.82

5.54

2.52

6.00

1.35

5.88

Low

2.81

5.91

0.47

5.86

-0.65

5.49