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Off-Road Racing Shocks Shim Stack Examples

The following table contains several sample compression and rebound shock valving shim stacks ranging from extra soft to extra firm.
Please also make sure to review our Shock Valving Guide and Shock Tuning Guide.





Extra Light Compression Stack
Extra Light Rebound Stack



Order
Thickness
Dia.
Zone
1
.008"
------------ 1.75" ------------
LSCD
2
.008"
---------- 1.60" ----------
LSCD
3
.008"
-------- 1.45" --------
MSCD
4
.008"
------ 1.30" ------
MSCD
5
.008"
---- 1.15" ----
HSCD
6
.008"
-- 1.00" --
HSCD

Order
Thickness
Dia.
Zone
6
.008"
-- 1.00" --
HSRD
5
.008"
---- 1.15" ----
HSRD
4
.008"
------ 1.30" ------
MSRD
3
.008"
-------- 1.45" --------
MSRD
2
.008"
---------- 1.60" ----------
LSRD
1
.008"
------------ 1.75" ------------
LSRD

Light Compression Stack (Flutter)
Light Rebound Stack



Order
Thickness
Dia.
Zone
1
.010"
------------ 1.75" ------------
LSCD
2
.010"
------ 1.30" ------
LSCD
3
.010"
------------ 1.75" ------------
MSCD
4
.010"
---------- 1.60" ----------
MSCD
5
.010"
-------- 1.45" --------
HSCD
6
.010"
------ 1.30" ------
HSCD
7
.010"
---- 1.15" ----
HSCD

Order
Thickness
Dia.
Zone
6
.008"
-- 1.00" --
HSRD
5
.008"
---- 1.15" ----
HSRD
4
.008"
------ 1.30" ------
MSRD
3
.010"
-------- 1.45" --------
MSRD
2
.010"
---------- 1.60" ----------
LSRD
1
.010"
------------ 1.75" ------------
LSRD

Light/Med Compression Stack (Flutter)
Light/Med Rebound Stack



Order
Thickness
Dia.
Zone
1
.010"
------------ 1.75" ------------
LSCD
2
.015"
------ 1.30" ------
LSCD
3
.010"
------------ 1.75" ------------
MSCD
4
.010"
---------- 1.60" ----------
MSCD
5
.015"
-------- 1.45" --------
HSCD
6
.015"
------ 1.30" ------
HSCD
7
.015"
---- 1.15" ----
HSCD

Order
Thickness
Dia.
Zone
6
.010"
-- 1.00" --
HSRD
5
.010"
---- 1.15" ----
HSRD
4
.010"
------ 1.30" ------
MSRD
3
.010"
-------- 1.45" --------
MSRD
2
.010"
---------- 1.60" ----------
LSRD
1
.010"
------------ 1.75" ------------
LSRD

Standard Compression Stack
Standard Rebound Stack



Order
Thickness
Dia.
Zone
1
.015"
------------ 1.75" ------------
LSCD
2
.015"
---------- 1.60" ----------
LSCD
3
.015"
-------- 1.45" --------
MSCD
4
.015"
------ 1.30" ------
MSCD
5
.015"
---- 1.15" ----
HSCD
6
.015"
-- 1.00" --
HSCD

Order
Thickness
Dia.
Zone
6
.012"
-- 1.00" --
HSRD
5
.012"
---- 1.15" ----
HSRD
4
.012"
------ 1.30" ------
MSRD
3
.012"
-------- 1.45" --------
MSRD
2
.012"
---------- 1.60" ----------
LSRD
1
.012"
------------ 1.75" ------------
LSRD

Medium/Firm Compression Stack
Medium/Firm Rebound Stack



Order
Thickness
Dia.
Zone
1
.015"
------------ 1.75" ------------
LSCD
2
.015"
---------- 1.60" ----------
LSCD
3
.015"
-------- 1.45" --------
MSCD
4
.020"
------ 1.30" ------
MSCD
5
.020"
---- 1.15" ----
HSCD
6
.020"
-- 1.00" --
HSCD

Order
Thickness
Dia.
Zone
6
.012"
-- 1.00" --
HSRD
5
.012"
---- 1.15" ----
HSRD
4
.012"
------ 1.30" ------
MSRD
3
.015"
-------- 1.45" --------
MSRD
2
.015"
---------- 1.60" ----------
LSRD
1
.015"
------------ 1.75" ------------
LSRD

Firm Compression Stack
Firm Rebound Stack



Order
Thickness
Dia.
Zone
1
.020"
------------ 1.75" ------------
LSCD
2
.020"
---------- 1.60" ----------
LSCD
3
.020"
-------- 1.45" --------
MSCD
4
.020"
------ 1.30" ------
MSCD
5
.020"
---- 1.15" ----
HSCD
6
.020"
-- 1.00" --
HSCD

Order
Thickness
Dia.
Zone
6
.015"
-- 1.00" --
HSRD
5
.015"
---- 1.15" ----
HSRD
4
.015"
------ 1.30" ------
MSRD
3
.015"
-------- 1.45" --------
MSRD
2
.015"
---------- 1.60" ----------
LSRD
1
.015"
------------ 1.75" ------------
LSRD

Extra Firm Compression Stack
Extra Firm Rebound Stack



Order
Thickness
Dia.
Zone
1
.020"
------------ 1.75" ------------
LSCD
2
.020"
---------- 1.60" ----------
LSCD
3
.020"
-------- 1.45" --------
MSCD
4
.015"(2)
====== 1.30" ======
MSCD
5
.015"(2)
==== 1.15" ====
HSCD
6
.015"(2)
== 1.00" ==
HSCD

Order
Thickness
Dia.
Zone
6
.015"
-- 1.00" --
HSRD
5
.015"
---- 1.15" ----
HSRD
4
.015"
------ 1.30" ------
MSRD
3
.020"
-------- 1.45" --------
MSRD
2
.020"
---------- 1.60" ----------
LSRD
1
.020"
------------ 1.75" ------------
LSRD


Shock Valving Zones

LSCDLow Speed Compression DampingLSRDLow Speed Rebound Damping
MSCDMedium Speed Compression DampingMSRDMedium Speed Rebound Damping
HSCDHigh Speed Compression DampingHSRDHigh Speed Rebound Damping



This shock valving guide is ©Copyright Crawlpedia.com - Please provide a link back to this page when copying.
Data is accurate to the best of our knowledge and is offered as-is with no guarantee.


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