Truck Springs - Semi Truck & Trailer

Truck Springs - Semi Truck & Trailer

We stock a complete inventory of replacement leaf springs and attaching components for Class 6, 7, and 8 heavy-duty trucks and trailers including leaf spring hangers, leaf spring u-bolts, and leaf spring bushings. Can't find the truck spring for your semi, or need help deciding which spring is best for your application? Call us at 1-800-358-4751. We're open until 11 pm EST M-F, and 1 pm on Saturdays.

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  13. 5,900 lbs.
  14. 6,000 lbs.
  15. 6,050 lbs.
  16. 6,100 lbs.
  17. 6,200 lbs.
  18. 6,300 lbs.
  19. 6,350 lbs.
  20. 6,500 lbs.
  1. 6,552 lbs.
  2. 6,560 lbs.
  3. 6,570 lbs.
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  5. 6,650 lbs.
  6. 6,750 lbs.
  7. 6,800 lbs.
  8. 7,056 lbs.
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  1. 8,750 lbs.
  2. 8,820 lbs.
  3. 8,850 lbs.
  4. 8,900 lbs.
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  7. 9,190 lbs.
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  1. 11,200 lbs.
  2. 11,500 lbs.
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  4. 10,800 lbs.
  5. 11,400 lbs.
  6. 12,000 lbs.
  7. 12,500 lbs.
  8. 12-14,600 lbs.
  9. 13,000 lbs.
  10. 14,000 lbs.
  11. 14,500 lbs.
  12. 15,000 lbs.
  13. 15,500 lbs.
  14. 15,750 lbs.
  15. 17,000 lbs.
  16. 17-23,000 lbs.
  17. 18-20,000 lbs.
  18. 19,000 lbs.
  19. 19-20,000 lbs.
  20. 20,000 lbs.
  1. 20-21,000 lbs.
  2. 20-27,000 lbs.
  3. 21,000 lbs.
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  5. 25,000 lbs.
  6. 28,000 lbs.
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  9. 36,000 lbs.
  10. 38,000 lbs.
  11. 4,200 lbs.
  12. 40,000 lbs.
  13. 44,000-50,000 lbs.
  14. 44-48,000 lbs.
  15. 46,000 lbs.
  16. 50,000 lbs.
  17. 52-58,000 lbs.
  18. 7,000 lbs.
  19. 70,000 lbs.
  20. N/A
  1. Chevrolet
  2. Ford
  1. Freightliner
  2. GMC
  1. Isuzu
  2. Kenworth
  1. Mercedes-Benz
  2. Sterling Truck
  1. 108SD
  2. 114SD
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  5. B600
  6. B700
  7. B7000
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  9. C50
  10. C5500 Kodiak
  11. C60
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  1. C70
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  3. C80
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  5. Century Class
  6. Classic
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  10. Coronado
  11. F-500
  12. F-600
  1. F-700
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  3. F600
  4. F700
  5. F800
  6. FL106
  7. FL112
  8. FL360
  9. FL50
  10. FL60
  11. FL70
  12. FL80
  1. FLB
  2. FLD112
  3. FLD120
  4. FLD120SD
  5. FLD132
  6. L800
  7. L900
  8. LA8000F
  9. LA9000
  10. LLA9000
  11. LN600
  12. LN700
  1. LN800
  2. LN900
  3. LNT800
  4. LNT900
  5. LT800
  6. LTA9000
  7. LTLA9000
  8. M2 100
  9. M2 106
  10. M2 112
  11. NPR
  12. NQR
  1. P42 Motorhome
  2. P60
  3. P60 Motorhome
  4. S2
  5. Sprinter 3500
  6. T170
  7. T270
  8. T300
  9. T370
  1. 2019
  2. 2018
  3. 2017
  4. 2016
  5. 2015
  6. 2014
  7. 2013
  8. 2012
  9. 2011
  10. 2010
  1. 2009
  2. 2008
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  1. 1999
  2. 1998
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  4. 1996
  5. 1995
  6. 1994
  7. 1993
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  9. 1991
  10. 1990
  1. 1989
  2. 1988
  3. 1987
  4. 1986
  5. 1985
  6. 1984
  7. 1983
  8. 1982
  9. 1981
  10. 1980
  1. 1979
  2. 1978
  3. 1977
  4. 1976
  5. 1975
  6. 1974
  7. 1973
  8. 1972
  9. 1971
  10. 1970
  1. 1969
  2. 1968
  3. 1967
  4. 1966
  5. 1965
  6. 1964
  7. 1963
  8. 1962
  9. 1961
  10. 1960
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SKU 59-482
$515.95

Kenworth Leaf Spring 59-482 replaces the front spring on the heavy duty T400, T440, T450, T470, T600, T660, T680, T800 and T880, 64 inch springs with ...   Details

2 In Stock as of September 30, 2020 7:39 AM EST.
  • Application:Kenworth
  • SRI Number:59-482
  • OEM Number:HK48110-1449
  • Width:4 Inches
  • Length (A): 32-1/8 Inches
  • Length (B):32-1/8 Inches
  • Arc (C):5-7/16 Inches
  • Number of Leaves:2
  • Pack Thickness (D):2-15/16 Inches
  • Capacity:5,600 lbs.
  • Front Bushing:Included / RB-249
  • Rear Bushing:Included / RB-249
  • Location:Front
  • Spring Construction:Pad/394 2/984 Pad/473
  • Note:Full taper spring.
    Generic image, product may vary from image shown.
  • MPN: 59-482
SKU 59-508
$621.39

Leaf Spring 59-508 replaces the front spring on your Kenworth 400, T440, T450, T470, T600, T660, T680, T800 and T880 truck.   Details

4 In Stock as of September 30, 2020 7:39 AM EST.
  • Application:Kenworth
  • SRI Number:59-508
  • OEM Number:HK48110-3231
  • Width:4 Inches
  • Length (A): 27 Inches
  • Length (B):32 Inches
  • Arc (C):6-3/8 Inches
  • Number of Leaves:3
  • Pack Thickness (D):3 Inches
  • Capacity:8,000 lbs.
  • Front Bushing:Included / TB-81
  • Rear Bushing:Included / TB-81
  • Location:Front
  • Spring Construction:PD/315 3/866 Full taper
  • Note:Generic image, product may vary from image shown.
  • MPN: 59-508
SKU 59-512
$664.54

Leaf Spring 59-512 replaces the front spring on your Kenworth T400, T440, T450, T470, T600, T660, T680, T800 and T880 trucks.   Details

4 In Stock as of September 30, 2020 7:39 AM EST.
  • Application:Kenworth
  • SRI Number:59-512
  • OEM Number:HK48110-3091
  • Width:4 Inches
  • Length (A): 27 Inches
  • Length (B):32 Inches
  • Arc (C):5-3/8 Inches
  • Number of Leaves:3
  • Pack Thickness (D):3-1/2 Inches
  • Capacity:10,000 lbs.
  • Front Bushing:Included / TB-81
  • Rear Bushing:Included / TB-81
  • Location:Front
  • Spring Construction:PD/315 3/1.024
  • Note:Full taper
  • MPN: 59-512
SKU 59-528
$566.50

Leaf Spring 59-528 replaces the front spring for your Kenworth truck. 3 leaves plus pad, 9,100 lbs. capacity. Includes bushings.   Details

3 In Stock as of September 30, 2020 7:39 AM EST.
  • Application:Kenworth
  • SRI Number:59-528
  • OEM Number:B81-6018-001
  • Width:4 Inches
  • Length (A): 27-1/4 Inches
  • Length (B):32-3/16 Inches
  • Arc (C):5-1/4 Inches
  • Number of Leaves:3
  • Pack Thickness (D):3-3/8 Inches
  • Capacity:9,100 lbs.
  • Front Bushing:Included / RB-308
  • Rear Bushing:Included / RB-308
  • Location:Front
  • Spring Construction:Pad/512 3/984
  • Note:Full taper spring.
  • MPN: 59-528
SKU 59-554
$877.74

Leaf Spring 59-554 replaces the front spring on your Kenworth 400, T440, T450, T470, T600, T660, T680, T800, T880, W900B or W900L truck.   Details

5 In Stock as of September 30, 2020 7:39 AM EST.
  • Application:Kenworth
  • SRI Number:59-554
  • OEM Number:B81-6018-002
  • Width:4 Inches
  • Length (A): 27-1/4 Inches
  • Length (B):32-3/16 Inches
  • Arc (C):5-1/4 Inches
  • Number of Leaves:3
  • Pack Thickness (D):3-3/8 Inches
  • Capacity:10,000 lbs.
  • Front Bushing:Included / RB-308
  • Rear Bushing:Included / RB-324
  • Location:Front
  • Spring Construction:PD/512 3/984
  • Note:Full taper
  • MPN: 59-554
SKU 59-562
$414.98

Leaf Spring 59-562 replaces the front spring on your Kenworth T400, T440, T450, T470, T600, T660, T680, T800 and T880, W900B and W900L truck.   Details

2 In Stock as of September 30, 2020 7:39 AM EST.
  • Application:Kenworth
  • SRI Number:59-562
  • OEM Number:B81-6012-003
  • Width:4 Inches
  • Length (A): 27-5/16 Inches
  • Length (B):32-1/4 Inches
  • Arc (C):6-3/16 Inches
  • Number of Leaves:2
  • Pack Thickness (D):2-1/8 Inches
  • Capacity:6,000 lbs.
  • Front Bushing:Included / TB-77
  • Rear Bushing:Included / TB-77
  • Location:Front
  • Spring Construction:2/984, Full taper
  • Note:Generic image, product may vary from image shown.
  • MPN: 59-562
SKU 59-564
$615.45

Leaf Spring 59-564 replaces the front spring on your Kenworth T400, T440, T450, T470, T600, T660, T680, T800, T880, W900B and W900L truck.   Details

2 In Stock as of September 30, 2020 7:39 AM EST.
  • Application:Kenworth
  • SRI Number:59-564
  • OEM Number:B81-6013-002
  • Width:4 Inches
  • Length (A): 27-5/16 Inches
  • Length (B):32-1/4 Inches
  • Arc (C):6-1/16 Inches
  • Number of Leaves:2
  • Pack Thickness (D):2-3/8 Inches
  • Capacity:6,600 lbs.
  • Front Bushing:Included / TB-295
  • Rear Bushing:Included / TB-295
  • Location:Front
  • Spring Construction:PD/315 2/984, Full taper
  • Note:Generic image, product may vary from image shown.
  • MPN: 59-564
SKU 59-574
$866.23

Leaf Spring 59-574 replaces the front spring on your Kenworth 400, T440, T450, T470, T600, T660, T680, T800, T880, W900B or W900L truck.   Details

2 In Stock as of September 30, 2020 7:39 AM EST.
  • Application:Kenworth
  • SRI Number:59-574
  • OEM Number:B81-6016-002
  • Width:4 Inches
  • Length (A): 27-3/8 Inches
  • Length (B):32-3/16 Inches
  • Arc (C):6-9/16 Inches
  • Number of Leaves:3
  • Pack Thickness (D):3 Inches
  • Capacity:8,000 lbs.
  • Front Bushing:Included / RB-308
  • Rear Bushing:Included / RB-324
  • Location:Front
  • Spring Construction:PD/315 3/866
  • Note:Full taper
  • MPN: 59-574
SKU 59-594
$709.15

Leaf Spring 59-594 replaces the front spring on your Kenworth 400, T440, T450, T470, T600, T660, T680, T800, T880, W900B or W900L truck.   Details

4 In Stock as of September 30, 2020 7:39 AM EST.
  • Application:Kenworth
  • SRI Number:59-594
  • OEM Number:B81-6018-003
  • Width:4 Inches
  • Length (A): 27-1/4 Inches
  • Length (B):32-3/16 Inches
  • Arc (C):5-1/4 Inches
  • Number of Leaves:3
  • Pack Thickness (D):3-5/8 Inches
  • Capacity:10,000 lbs.
  • Front Bushing:Included / TB-81
  • Rear Bushing:Included / TB-81
  • Location:Front
  • Spring Construction:PD/512 3/984
  • Note:Full taper
  • MPN: 59-594
SKU 59-646
$909.95

Leaf Spring 59-646 replaces the front spring on your Kenworth and Peterbilt trucks. 2 leaves plus 3 pads, 6,560 lbs. capacity. Includes bushings.   Details

Availability: Typically ships in 5 to 7 business days.
  • Application:Kenworth
  • Application:Peterbilt
  • SRI Number:59-646
  • OEM Number:B81-6045-001
  • Width:4 Inches
  • Length (A): 27-1/4 Inches
  • Length (B):32-3/16 Inches
  • Arc (C):5-1/2 Inches
  • Number of Leaves:2
  • Pack Thickness (D):3-1/16 Inches
  • Capacity:6,560 lbs.
  • Front Bushing:Included / RB-308
  • Rear Bushing:Included / RB-324
  • Location:Front
  • Spring Construction:Pad/315 2/1.063 Pad/315 Pad/236
  • Note:Full taper spring.
  • MPN: 59-646
SKU 62-1000
$515.95

Mack Leaf Spring 62-1000 fits front applications for RB conventional models 1989-2005. 3 leaves plus pad, 8,100 lbs. capacity.   Details

1 In Stock as of September 30, 2020 7:41 AM EST.
  • Application:Mack
  • SRI Number:62-1000
  • OEM Number:2QK3441P4, 85139505
  • Width:3-1/2 Inches
  • Length (A): 35-1/8 Inches
  • Length (B):32-7/8 Inches
  • Arc (C):4-13/16 Inches
  • Number of Leaves:3
  • Pack Thickness (D):3-13/16 Inches
  • Capacity:8,100 lbs.
  • Front Bushing:MB-1
  • Rear Bushing:Included / TB-69
  • Location:Front
  • Spring Construction:Pad/323 3/1.130
  • Note:Full taper spring.
    Generic image, product may vary from image shown.
  • MPN: 62-1000
SKU 62-1002
$565.95

Mack Leaf Spring 62-1002 fits front applications for RB conventional models 1989-2005. 3 leaves plus pad, 9,300 lbs. capacity.   Details

Availability: Typically ships in 5 to 7 business days.
  • Application:Mack
  • SRI Number:62-1002
  • OEM Number:2QK3441P5, 85139311
  • Width:3-1/2 Inches
  • Length (A): 35-1/8 Inches
  • Length (B):32-7/8 Inches
  • Arc (C):4-9/16 Inches
  • Number of Leaves:3
  • Capacity:9,300 lbs.
  • Front Bushing:MB-1
  • Rear Bushing:Included / TB-69
  • Location:Front
  • Spring Construction:Pad/323 3/1.130
  • Note:Full taper spring.
    Generic image, product may vary from image shown.
  • MPN: 62-1002

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