SUSPENSION PARTS

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Double-Eye Springs

 

suspension parts

1 ¾” Double-Eye Springs

We recommend replacing springs in pairs for the following reasons. The center bolt that binds the leaves together on your current spring may be in a different position, fore or aft, of the replacement spring, thus causing axle misalignment.
Also, replacing only one spring may cause your trailer to not be level; this is due to spring fatigue, causing the spring to flatten. Spring material becomes more brittle as time passes. In other words, if one spring has failed, the other may not be far behind.

 

PART NUMBER

DESCRIPTIONLEAVESCAPACITYLENGTH (CENTER OF EYE TO CENTER OF EYE)

EYE DIAMETER

TP121

Double-Eye Spring2500lbs26”9/16″
TP168Double-Eye Spring3700lbs20 5/16”

9/16″

TP123Double-Eye Spring4750lbs26″9/16″
TP122Double-Eye Spring3800lbs26”9/16″
TP169Double-Eye Spring31,000lbs20 ¼”9/16″
TP113Double-Eye Spring31,000lbs23 ½”9/16″
TP124Double-Eye Spring41,000lbs26”9/16″
TP219Double-Eye Spring31,250lbs25 ¼”9/16″
125-3Double-Eye Spring31,250lbs23.13”9/16″
TP114Double-Eye Spring41,500lbs23 ½”9/16″
TP050Double-Eye Spring31,500lbs26”9/16″
TP216Double-Eye Spring31,750lbs23 1/8”9/16″
TP212Double-Eye Spring41,830lbs25 ½”9/16″
TP051Double-Eye Spring42,000lbs26”9/16″
TP220Double-Eye Spring32,000lbs25 ½”9/16″
TP218Double-Eye Spring42,500lbs25 ¼”9/16″
TP079Double-Eye Spring42,500lbs23 1/8”9/16″
TP111Double-Eye Spring53,000lbs25 ¼”9/16″
AWS-6Double-Eye Spring63,000lbs26”9/16″
TP223Double-Eye Spring63,500lbs25 ¼”9/16″
 
 

Common Corresponding Parts

 

These are the nylon bushings, shackle bolts, and locking nuts used with the above springs.

 

PART NUMBER

DESCRIPTION

536-1

Nylon Bushing, 9/16” I.D X 11/16” O.D X 1 ¾” Length

RT3152

Shackle Bolt, 9/16” Dia. X 3” Length
RT3166

Locking Nut for 9/16” Shackle Bolt

Slipper Springs

suspension parts

1 ¾” Slipper Springs

 

We recommend replacing springs in pairs for the following reasons. The center bolt that binds the leaves together on your current spring may be in a different position, fore or aft, of the replacement spring, thus causing axle misalignment. Also, replacing only one spring may cause your trailer to not be level; this is due to spring fatigue, causing the spring to flatten. Spring material becomes more brittle as time passes. In other words, if one spring has failed, the other may not be far behind.
PART NUMBERDESCRIPTIONLEAVESCAPACITYLENGTH (CENTER OF EYE TO END OF SLIPPER)EYE DIAMETERBUSHING NUMBER
TP203Slipper Spring3900lbs25”9/16”536-1
TP179Slipper Spring41,000lbs24.62”9/16”536-1
TP204Slipper Spring41,200lbs25”9/16”536-1
TP205Slipper Spring31,400lbs25”9/16”536-1
TP047Slipper Spring31,650lbs24 ½”9/16”536-2
TP208Slipper Spring42,300lbs25″9/16”536-2

 

Replacement Bushing

 

PART NUMBERDESCRIPTIONINSIDE DIAMETEROUTSIDE DIAMETERCAPACITY
536-1Spring Bushing, Nylon9/16″11/16″1 ¾”
suspension parts

2” Slipper Springs

 

PART NUMBERDESCRIPTIONLEAVESCAPACITYABCDEYE DIAMETERBUSHING NUMBER
TP301Slipper Spring21,500lbs26 1/8”24 7/8″3”11 3/16”5/8”RB1
TP230Slipper Spring42,000lbs26 1/8”24 7/8″3”11 3/16”9/16”PE-229
TP315Slipper Spring53,500lbs26 1/8”24 7/8″3”11 3/16”9/16”RB2
TP232Slipper Spring53,500lbs26 1/8”24 7/8″3”11 3/16”9/16”PE-229
TP299Slipper Spring53,500lbs26 1/8”24 7/8″3”11 3/16”5/8”RB1
TP051ASlipper Spring74,000lbs26 1/8”24 7/8″3”11 3/16”5/8”RB1
DX140-3T3Slipper Spring74,000lbs26 1/8”24 7/8″3”11 3/16”9/16”536-1

 
 

PART NUMBERDESCRIPTIONINSIDE DIAMETEROUTSIDE DIAMETERLENGTH
RB1Spring Bushing, Steel w/ Rubber Sleeve5/8″1.28″2”
RB2Spring Bushing, Steel w/ Rubber Sleeve9/16″1.28″2”
PE-229Spring Bushing, Nylon9/16″11/16″2”
536-1Spring Bushing, Nylon9/16″11/16″1 3/4”

 

2 ½” Slipper Springs

 

PART NUMBERDESCRIPTIONLEAVESCAPACITYABCDEYE DIAMETERBUSHING NUMBER
72-80Slipper Spring55,000lbs30”26 7/8″4”13 1/2”3/4”Rubber
093161Slipper Spring55,000lbs32 1/2”29″4”14”3/4”Rubber
72-77Slipper Spring55,000lbs30”26 7/8″4”13 1/2”7/8”Bronze
72-21Slipper Spring55,000lbs30”26 7/8″4”13 1/2”3/4”Bronze

 

suspension parts

3” Slipper Springs

 

PART NUMBERDESCRIPTIONLEAVESCAPACITYABCDEYE DIAMETERBUSHING NUMBER
72-43-1Slipper Spring55,000lbs18.10”26 3/4″4”14.57”1”Rubber
72-44-1Slipper Spring66,000lbs18.10”26 3/4″”4”14.57”1”Rubber
72-45-1Slipper Spring77,500lbs18.10”26 3/4″4”14.57”1”Rubber

 

suspension parts

Nylon Bushings

 

PART NUMBERDESCRIPTIONINSIDE DIAMETEROUTSIDE DIAMETEROVERALL LENGTH
536-2Spring Eye Bushing½”11/16”1 ¾”
536-1Spring Eye Bushing9/16”11/16”1 ¾”
PE-229Spring Eye Bushing9/16”11/16”2”
NB3ASpring Eye Bushing9/16”¾”1 ¾”
PE-225Spring Eye Bushing9/16”7/8”1 ¾”
14-54Spring Eye Bushing9/16”1 5/16”2”
536-PSpring Eye Bushing, Need 2 Per Side9/16”1”1 9/32”
N184132Spring Eye Bushing, Need 2 Per Spring9/16”1 3/8”1 1/32”
536-NSpring Eye Bushing5/8”1 1/32” 1 9/32″
722109Spring Eye Bushing¾” 7/8″1 ¾”
722109ASpring Eye Bushing¾”0.91”1 ¾”
721590Spring Eye Bushing7/8”1 1/16”2 15/16”
suspension parts

Rubber & Steel, Bronze Bushings

 

PART NUMBERDESCRIPTIONINSIDE DIAMETEROUTSIDE DIAMETEROVERALL LENGTH
RB2Rubberized Steel-Sleeved9/16”1.28”2”
RB1Rubberized Steel-Sleeved5/8”1.28”2”
14-73Rubber with Steel Inside Sleeve, Fits Dexter 9k5/8”1 3/8”2 3/16”
091413Rubber with Steel Inside Sleeve, Fits Hayes 10k¾”1 ¾”2 ¾”
14-112Rubber with Steel Inside Sleeve, Fits Dexter 10k GD¾”2”2 5/8”
14-67Bronze, Fits Dexter 10k GD¾”1”2 ½”
14-111Bronze, Fits Dexter 10k GD (3″ Wide Springs)7/8”1 1/8”2 ½”
8307Rubber with Steel Inside Sleeve, Fits Hayes 10k1”2 1/8”4”
14-69Rubber with Steel Inside Sleeve, Fits Dexter 10k – 15k1”2”3”
14-51Bronze, Fits Dexter 10k – 15k Old Style1”1 ¼”3”
536-14-70Rubber with Steel Inside Sleeve1 1/8”2 1/8” 3 ¾”
suspension parts

U-Bolt Kits

 

PART NUMBERDESCRIPTION
UBR-2012” Round U-Bolt Kit, Includes Nuts & Plate, For 1.75” Wide Springs
UBR-2512 3/8” Round U-Bolt Kit, Includes Nuts & Plate, For 1.75” Wide Springs
UBR-2522 3/8” Round U-Bolt Kit, Includes Nuts & Plate, For 2” Wide Springs
UBR-3013” Round U-Bolt Kit, Includes Nuts & Plate, For 1.75” Wide Springs
UBR-3023” Round U-Bolt Kit, Includes Nuts & Plate, For 2” Wide Springs
UBR-83.5” Round U-Bolt Kit, Includes Nuts & Plate, For 2” Wide Springs
suspension parts

Single U-Bolts

 

PART NUMBERDESCRIPTION
RT30162 3/8” Round U-Bolt, 6.5” Length, ½” Dia., Fine-Thread
RT30183” Round U-Bolt, 6.5” Length, ½” Dia., Fine-Thread
DX11-0163” Round U-Bolt, 7” Length, ½” Dia., Fine-Thread
TP-500-73” Round U-Bolt, 7.5” Length, 9/16” Dia., Fine-Thread
RT31743.5” Round U-Bolt, 8” Length, 9/16” Dia., Fine-Thread
UB58224” Round U-Bolt, 9 3/8” Length, 5/8” Dia., Fine-Thread
UB58244” Round U-Bolt, 10 3/8” Length, 5/8” Dia., Fine-Thread
TP-500-115” Round U-Bolt, 11” Length, 5/8” Dia., Fine-Thread
TP-500-125” Round U-Bolt, 11” Length, ¾” Dia., Fine-Thread
suspension parts

U-Bolt Nuts & Washers

 

PART NUMBERDESCRIPTION
122-5008Deep Nut For ½” Dia. U-Bolts, Fine-Thread, Lock Washer Required
122-5009Deep Nut For 9/16” Dia. U-Bolts, Fine-Thread, Lock Washer Required
006-005-00Regular Nut For 9/16” Dia. U-Bolts, Fine-Thread, Lock Washer Required
122-5010Deep Nut For 5/8” Dia. U-Bolts, Fine-Thread, Lock Washer Required
122-5012Deep Nut For ¾” Dia. U-Bolts, Fine-Thread, Lock Washer Required
UW58Plain Washer For 5/8” Dia. U-Bolts, Lock Nut Required
175012Plain Washer For ¾” Dia. U-Bolts, Lock Nut Required
LW12Lock Washer For ½” Dia. U-Bolts
LW916Lock Washer For 9/16” Dia. U-Bolts
LW58Lock Washer For 5/8” Dia. U-Bolts
LW34Lock Washer For ¾” Dia. U-Bolts
suspension parts

U-Bolt Plates (Tie Plates)

 

PART NUMBERDESCRIPTION
RT3030Plate For 2” U-Bolts & 1.75” Wide Springs
RT3038Plate For 2 3/8” U-Bolts & 1.75” Wide Springs
RT3036Plate For 3” U-Bolts & 2” Wide Springs
RT3100Plate For 3.5” U-Bolts & 2” Wide Springs
TP-515-11Plate For 5” U-Bolts & 2.5” Wide Springs
TP-515-12Plate For 5” U-Bolts & 3” Wide Springs
suspension parts

Equalizers

 

PART NUMBERDESCRIPTIONABCDEO.D.
RT3084Curved Equalizer7 ¾”3 7/8”9/16”9/16”2 7/8”1 ¾”
A2252CB34Curved Equalizer7 ¾”3 7/8”3/4″9/16”2 7/8”1 ¾”
13-104-2Curved Equalizer5 5/8”2 13/16”9/16”9/16”2”1 ¾”
220AIT3BShort Curved Equalizer6 1/4″3 1/8″3/4″9/16”2”1 ¾”
RT3080Tall Triangle Equalizer6″4″9/16”1 ¾”
suspension parts
PART NUMBERDESCRIPTIONABCDEFI.D.
EQ-4541Equalizer for 2″ Slipper Springs12″4 3/4″4 5/8″9/16”7/8”9/16″2 ¾”
541-1Equalizer for 2″ Slipper Springs13″5 1/2″6 1/2″9/16”7/8”9/16″2 5/16″”
TP-541-3-58Equalizer for 2″ Slipper Springs11″4 3/4″4 3/4″9/16”7/8”9/16″2 5/16″
suspension parts
PART NUMBERDESCRIPTIONABCDEFI.D.
8319Equalizer, LH15 3/4″7″6 7/8″1″3/4″3″
8320Equalizer, RH15 3/4″7″6 7/8″1″3/4″3″
suspension parts

Shackle Straps (Shackle Links)

 

PART NUMBERDESCRIPTION
RT3048Shackle Strap, 2 1/4″ Hole Center To Hole Center
115052Shackle Strap, 2 5/8″ Hole Center To Hole Center
RT3052Shackle Strap, 3 1/8″ Hole Center to Hole Center
suspension parts

Suspension Bolts & Nuts

 

PART NUMBERDESCRIPTION
D55-126B2LN9/16” Dia. X 3” Length Shackle Bolt W/Grease Zerk, Fine-Thread
RT31529/16” Dia. X 3” Length Shackle Bolt, Fine-Thread
RT31509/16” Dia. X 3 ½” Length Shackle Bolt, Fine-Thread
RT3166Locknut For 9/16” Dia. Fine-Thread Shackle Bolts
RT31185/8” Dia. X 4” Length Spring Eye Bolt, Fine-Thread, Machine-Head
LN58NFLocknut For 5/8” Dia. Fine-Thread Spring Eye Bolts
 
D55-007-135-02¾” Dia. X 4 ½” Length 10k GD Spring Eye Bolt, Coarse-Thread, Carriage-Head
D53-126A1¾” Dia. X 3 ½” Length Spring Eye Bolt W/Grease Zerk, Fine-Thread, Machine-Head
D54-6-113Locknut For ¾” Dia. Coarse-Thread Spring Eye Bolts
 
TP-5821¾” Dia. X 4 ½” Length Spring Eye Bolt, Coarse-Thread, Machine-Head
TP-6715Locknut For ¾” Dia. Coarse-Thread Spring Eye Bolts
 
DX07-264¾” Dia. X 4 ½” Length Spring Eye Bolt, Coarse-Thread, Machine-Head
LN34NCLocknut For ¾” Dia. Coarse-Thread Spring Eye Bolts
 
RT3120 7/8” Dia. X 5 ½” Length Spring Eye Bolt W/Grease Zerk, Fine-Thread, Machine-Head
TP-820-7Nylon Locknut For 7/8” Dia. Fine-Thread Spring Eye Bolts
TP-800-37/8” Dia. X 5” Length Spring Eye Bolt W/Grease Zerk, Fine-Thread, Machine-Head
RT3140Locknut For 7/8” Dia. Fine-Thread Spring Eye Bolts
 
D55-7845B7/8” Dia. X 4 11/16” Length Equalizer Bolt, Coarse-Thread, Carriage-Head
TP-6-111Locknut For 7/8” Dia. Coarse-Thread Spring Eye Bolts
 
RT31587/8” Dia. X 4 ¾” Length Equalizer Bolt W/Grease Zerk, Coarse-Thread, Carriage-Head
RT3168Locknut For 7/8” Dia. Coarse-Thread Equalizer Bolts
 
D55-007-136-021” Dia. X 5 ¼” Length Equalizer Bolt W/Grease Zerk, Coarse-Thread, Carriage-Head
D55-007-182-001” Dia. X 5” Length Equalizer Bolt, Coarse-Thread, Machine-Head
D55-007-169-001” Dia. X 5 ½” Length Equalizer Bolt, Coarse-Thread, Machine-Head
D54-006-112-00Locknut For 1” Dia. Coarse-Thread Equalizer Bolts
 
D55-0907461” Dia. X 5 7/8” Length AL-KO Equalizer Bolt, Fine-Thread, Machine-Head
D54-090636Locknut For 1” Dia. AL-KO Fine-Thread Equalizer Bolt
 
TP-58191” Dia. X 6 ½” Length Equalizer Bolt, Coarse-Thread, Machine-Head
TP-6716Locknut For 1” Dia. Coarse-Thread Equalizer Bolts
 
D55-007-170-001 1/16” Dia. X 6” Length Equalizer Bolt, Coarse-Thread, Machine-Head
D54-006-072-00Locknut For 1 1/8” Dia. Coarse-Thread Equalizer Bolts
 
RT31123/8” Dia. X 3 ½” Length Keep Bolt (Supports Slipper End), Fine-Thread
RT3122Nut For 3/8” Dia. Fine-Thread Keep Bolts & Brake-Mounting Bolts

 

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