Blocks

Rear lift blocks are sold in pairs. They are a simple way to raise the rear of your vehicle if your leaf springs have started to sag with these truck lift blocks. Unlike an add-a-leaf, rear lift blocks will not adversely affect your ride quality.

If you use your vehicle for hauling or towing, the addition of a rear block kit will maintain the factory rake of your vehicle.

All rear suspension block kits listed are designed for the rear of your vehicle only. U-bolts are sold separately. The leaf springs must be above the axle.

Rough Country

Application Block Size Price Item #  
Universal
Universal 1.5" rear blocks, Pair
Universal
1.5"
$24.95
6591-HK
Universal, tapered
Universal 2" rear blocks, Pair
Universal, tapered
2"
$34.95
6592-HK
Universal, tapered
Universal 3" rear blocks, Pair
Universal, tapered
3"
$39.95
6594-HK
Universal, tapered
Universal 4" rear blocks, Pair
Universal, tapered
4"
$59.95
6593-HK
Universal, tapered
Universal 5" rear blocks, Pair
Universal, tapered
5"
$54.95
6596-HK

Zone Offroad

Application Block Size Price Item #  
Universal, Flat 9/16" pin, cast iron
Universal, Flat with 9/16" pin, 5" rear blocks
Universal, Flat 9/16" pin, cast iron
5"
$50.98
ZONU3054
Universal, Offset with Offset 9/16" pin, cast iron
Universal, Offset with Offset 9/16" pin, 5" rear blocks
Universal, Offset with Offset 9/16" pin, cast iron
5"
$61.18
ZONU3053
Universal, Tapered 6 degree, 5/8" pin, cast iron
Universal, Tapered 6 degree, 5/8" pin, 5" rear blocks
Universal, Tapered 6 degree, 5/8" pin, cast iron
5"
$50.98
ZONU3051
Universal, Tapered 6 degree, 9/16" pin, cast iron
Universal, Tapered 6 degree, 9/16" pin, 5" rear blocks
Universal, Tapered 6 degree, 9/16" pin, cast iron
5"
$50.98
ZONU3050
Universal, Tapered 2.3 degree, 3/4" pin, cast iron
Universal, Tapered 2.3 degree, 3/4" pin, 2" rear blocks
Universal, Tapered 2.3 degree, 3/4" pin, cast iron
2"
$30.58
ZONU3022
Universal, Tapered 2.3 degree, 3/4" pin, cast iron
Universal, Tapered 2.3 degree, 3/4" pin, 4" rear blocks
Universal, Tapered 2.3 degree, 3/4" pin, cast iron
4"
$40.78
ZONU3042
Universal, Tapered 2.3 degree, 5/8" pin, cast iron
Universal, Tapered 2.3 degree, 5/8" pin, 2" rear blocks
Universal, Tapered 2.3 degree, 5/8" pin, cast iron
2"
$30.58
ZONU3021
Universal, Tapered 2.3 degree, 5/8" pin, cast iron
Universal, Tapered 2.3 degree, 5/8" pin, 4" rear blocks
Universal, Tapered 2.3 degree, 5/8" pin, cast iron
4"
$40.78
ZONU3041
Universal, Tapered 2.3 degree, 9//16" pin, cast iron
Universal, Tapered 2.3 degree, 9//16" pin, 4" rear blocks
Universal, Tapered 2.3 degree, 9//16" pin, cast iron
4"
$40.78
ZONU3040
Universal, Tapered 2.3 degree, 9/16" pin, cast iron
Universal, Tapered 2.3 degree, 9/16" pin, 2" rear blocks
Universal, Tapered 2.3 degree, 9/16" pin, cast iron
2"
$30.58
ZONU3020
Universal, Tapered 3.6 degree, 3/4" pin, cast iron
Universal, Tapered 3.6 degree, 3/4" pin, 3" rear blocks
Universal, Tapered 3.6 degree, 3/4" pin, cast iron
3"
$35.68
ZONU3032
Universal, Tapered 3.6 degree, 5/8" pin, cast iron
Universal, Tapered 3.6 degree, 5/8" pin, 3" rear blocks
Universal, Tapered 3.6 degree, 5/8" pin, cast iron
3"
$35.68
ZONU3031
Universal, Tapered 3.6 degree, 9/16" pin, cast iron
Universal, Tapered 3.6 degree, 9/16" pin, 3" rear blocks
Universal, Tapered 3.6 degree, 9/16" pin, cast iron
3"
$35.68
ZONU3030
Universal, Tapered 6 degree, 3/4" pin, cast iron
Universal, Tapered 6 degree, 3/4" pin, 5" rear blocks
Universal, Tapered 6 degree, 3/4" pin, cast iron
5"
$50.98
ZONU3052

Superlift

Application Block Size Price Item #  
Flat, 11/16 hole / 5/8 pin
Pair 1.5" rear blocks, flat, 11/16 hole / 5/8 pin
Flat, 11/16 hole / 5/8 pin
1.5"
$79.99
016-2-SL
Flat, 11/16 hole / 9/16 pin
Pair 3" rear blocks, flat, 11/16 hole / 9/16 pin
Flat, 11/16 hole / 9/16 pin
3"
$89.99
038-2-SL
Flat, 3/4 hole / 3/4 pin
Pair 2" rear blocks, flat, 3/4 hole / 3/4 pin
Flat, 3/4 hole / 3/4 pin
2"
$79.99
023-2-SL
Flat, 3/4 hole / 3/4 pin
Pair 4" rear blocks, flat, 3/4 hole / 3/4 pin
Flat, 3/4 hole / 3/4 pin
4"
$99.99
048-2-SL
Flat, 9/16 hole / 5/8 pin
Pair 5" rear blocks, flat, 9/16 hole / 5/8 pin
Flat, 9/16 hole / 5/8 pin
5"
$119.99
058-2-SL
Tapered, 11/16 hole / 5/8 pin
Pair 2" rear blocks, tapered, 11/16 hole / 5/8 pin
Tapered, 11/16 hole / 5/8 pin
2"
$79.99
021-2-SL
Tapered, 11/16 hole / 5/8 pin
Pair 2.5" rear blocks, tapered, 11/16 hole / 5/8 pin
Tapered, 11/16 hole / 5/8 pin
2.5"
$79.99
026-2-SL
Tapered, 11/16 hole / 5/8 pin
Pair 3" rear blocks, tapered, 11/16 hole / 5/8 pin
Tapered, 11/16 hole / 5/8 pin
3"
$89.99
036-2-SL
Tapered, 11/16 hole / 5/8 pin
Pair 4" rear blocks, tapered, 11/16 hole / 5/8 pin
Tapered, 11/16 hole / 5/8 pin
4"
$89.99
046-2-SL
Tapered, 11/16 hole / 5/8 pin
Pair 5" rear blocks, tapered, 11/16 hole / 5/8 pin
Tapered, 11/16 hole / 5/8 pin
5"
$89.99
056-2-SL
Tapered, 19/32 hole / 9/16 pin
Pair 2.5" rear blocks, tapered, 19/32 hole / 9/16 pin
Tapered, 19/32 hole / 9/16 pin
2.5"
$79.99
025-2-SL
Tapered, 19/32 hole / 9/16 pin
Pair 3" rear blocks, tapered, 19/32 hole / 9/16 pin
Tapered, 19/32 hole / 9/16 pin
3"
$89.99
035-2-SL
Tapered, 19/32 hole / 9/16 pin
Pair 4" rear blocks, tapered, 19/32 hole / 9/16 pin
Tapered, 19/32 hole / 9/16 pin
4"
$89.99
045-2-SL
Tapered, 19/32 hole / 9/16 pin
Pair 5" rear blocks, tapered, 19/32 hole / 9/16 pin
Tapered, 19/32 hole / 9/16 pin
5"
$89.99
055-2-SL
Tapered, 9/16 hole / 9/16 pin
Pair 1.5" rear blocks, tapered, 9/16 hole / 9/16 pin
Tapered, 9/16 hole / 9/16 pin
1.5"
$69.99
015-2-SL
Tapered, 9/16 hole / 9/16 pin
Pair 2" rear blocks, tapered, 9/16 hole / 9/16 pin
Tapered, 9/16 hole / 9/16 pin
2"
$79.99
020-2-SL

Skyjacker

Application Block Size Price Item #  
Universal, Center pinned, 3 degree, ductile iron
Universal, Center pinned, 3 degree 2" rear blocks
Universal, Center pinned, 3 degree, ductile iron
2"
$73.66
RB220-SK
Universal, Center pinned, flat, ductile iron
Universal, Center pinned, flat, ductile iron rear blocks
Universal, Center pinned, flat, ductile iron
1.25"
$56.53
RBF2125-SK
Universal, Center pinned, flat, ductile iron
Universal, flat 2" rear blocks
Universal, Center pinned, flat, ductile iron
2"
$73.66
RBF220-SK
Universal, Center pinned, flat, ductile iron
Universal, Center pinned, flat, ductile iron rear blocks
Universal, Center pinned, flat, ductile iron
5"
$94.81
RBF250-SK
Universal, Off-center dual pinned, flat, ductile iron
Universal, Off-center dual pinned, flat, 4.5" rear blocks
Universal, Off-center dual pinned, flat, ductile iron
4.5"
$144.36
RB2452-SK
Universal, Off-center pinned, 5 degree, ductile iron
Universal, Off-center pinned, 5 degree 3.5" rear blocks
Universal, Off-center pinned, 5 degree, ductile iron
3.5"
$81.88
RB235-SK
Universal, Off-center pinned, 5 degree, ductile iron
Universal, Off-center pinned, 5 degree 4.5" rear blocks
Universal, Off-center pinned, 5 degree, ductile iron
4.5"
$90.51
RB245-SK
Universal, Off-center pinned, 5 degree, ductile iron
Universal, Off-center pinned, 5 degree 5.5" rear blocks
Universal, Off-center pinned, 5 degree, ductile iron
5.5"
$94.81
RB255-SK
Universal, Off-center pinned, flat, ductile iron
Universal, flat 4.25" rear blocks
Universal, Off-center pinned, flat, ductile iron
4.25"
$90.51
RBF2425-SK

Fabtech

Application Block Size Price Item #  
2003-12 Ram 3500, cast iron
2003-12 Ram 2500, 3500 2" rear blocks
2003-12 Ram 3500, cast iron
2"
$51.44
FTSBK21-FT
2003-13 Ram 2500 cast iron
2003-12 Ram 2500, 3500 2" rear blocks
2003-13 Ram 2500 cast iron
2"
$51.44
FTSBK21-FT
2004-08 F150, cast iron
2004-08 Ford F150 2" rear blocks
2004-08 F150, cast iron
2"
$146.45
FTSBK22-FT
2004-08 F150, cast iron
2004-08 Ford F150 5" rear blocks
2004-08 F150, cast iron
5"
$171.74
FTSBK52-FT
2011-12 Silverado, Sierra 2500HD, 3500HD, cast iron
2011-13 Silverado, Sierra 2500HD, 3500HD 4" rear blocks
2011-12 Silverado, Sierra 2500HD, 3500HD, cast iron
4"
$122.86
FTSBK43-FT
Universal, flat, cast iron
Universal, flat 5.5" rear blocks
Universal, flat, cast iron
5.5"
$96.54
FTSBK53-FT
Universal, tapered with bump stop, cast iron
Universal, tapered with bump stop 4" rear blocks
Universal, tapered with bump stop, cast iron
4"
$118.11
FTSBK41-FT
Universal, tapered, cast iron
Universal, tapered 1" rear blocks
Universal, tapered, cast iron
1"
$54.51
FTSBK1-FT
Universal, tapered, cast iron
Universal, tapered 1.5" rear blocks
Universal, tapered, cast iron
1.5"
$48.46
FTSBK15-FT
Universal, tapered, cast iron
Universal, tapered 2" rear blocks
Universal, tapered, cast iron
2"
$51.44
FTSBK2-FT
Universal, tapered, cast iron
Universal, tapered 3" rear blocks
Universal, tapered, cast iron
3"
$54.35
FTSBK3-FT
Universal, tapered, cast iron
Universal, tapered 4" rear blocks
Universal, tapered, cast iron
4"
$64.66
FTSBK4-FT
Universal, tapered, cast iron
Universal, tapered 5" rear blocks
Universal, tapered, cast iron
5"
$73.50
FTSBK5-FT
© 2024 Rocky Mountain Suspension. All Rights Reserved.  |  Privacy Policy.  |  Website by Bennett Web Group