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10
Heavy Duty Helper Springs
Heavy Duty Helper Springs
If the Heavy Duty Kit is not available for your application, refer to the "Standard Duty" or "Air Lift" sections of this catalog.
See Page 2 for "Remarks Key Chart".
N/A - Not Available
* For model years earlier then those listed refer to the "Standard Duty" section of this catalog.
Ford
Ford
¹⁄₂
Ton Rear
2-Wheel Drive Van
Model
*Year Capty.
Kit
Type
Spring
Width
Master
Kit No.
Master Kit Includes:
Remarks
Leaf
Kit No.
Bracket
Kit No.
U-Bolt
Kit No.
E150 w/taper leaf
springs
1992-93 1250 6 2
¹⁄₂
510-1031
— — — Tapered extra leaf kit, use w/43-1031
taper leaf rear spring springs only.
¹⁄₂
Ton Rear
4-Wheel Drive Truck
Model
*Year Capty.
Kit
Type
Spring
Width
Master
Kit No.
Master Kit Includes:
Remarks
Leaf
Kit No.
Bracket
Kit No.
U-Bolt
Kit No.
Explorer, 2 door only 1995-00 1000 6 2
¹⁄₂
510-1183
— — — Tapered extra leaf kit, use with single
leaf rear springs only.
Explorer Sport Trac
— — — —
N/A
— — — No heavy duty kit available. See the
Standard Duty section in this
publication.
F150
2002-10
— — —
N/A
— — — No heavy duty kit available. See the
Standard Duty section in this
publication.
F150
1997-01 2400 1 2
¹⁄₂
510-339A
504-339 503-2110 502-278 Some early trucks may require drilling
to install this kit. Professional
installation recommended.
F150
1987-96 2600 4
3
510-325
500-325 503-290 502-296 OEM style fixed bracket kit
F150
1985-96 2400 1
3
510-335
504-335 503-2105 502-278
³⁄₄
Ton Front
4-Wheel Drive Truck
Model
*Year Capty.
Kit
Type
Spring
Width
Master
Kit No.
Master Kit Includes:
Remarks
Leaf
Kit No.
Bracket
Kit No.
U-Bolt
Kit No.
F250
1980-96 2600 6
3
510-476
— — — EXTRA HEAVY DUTY tapered extra leaf
kit. Lightly loaded trucks may
experience alignment difficulties.
F250
1980-96 1300 6
3
510-476L
— — — HEAVY DUTY tapered extra leaf kit.
F250HD, Greater than
8500 lbs. GVW (leaf
spring front)
1997 1300 6
3
510-476L
— — — HEAVY DUTY tapered extra leaf kit.
F250HD, Greater than
8500 lbs. GVW (leaf
spring front)
1997 2600 6
3
510-476
— — — EXTRA HEAVY DUTY tapered extra leaf
kit. Lightly loaded trucks may
experience alignment difficulties.
F250 Superduty w/coil
spring front suspension
2005-08
— — — — — — — See Super Duty Coils section.
F250 Superduty
2001-04 1500 6
3
510-770A
— — — Tapered extra leaf kit w/semi-round
U-bolts
F250 Superduty
1999-01 1500 6
3
510-770
— — — Tapered extra leaf kit w/square U-bolts