How to choose the right spring for my weight, usage, and bike?
Choosing the correct spring rate for the front suspension or rear shock of your motocross or enduro bike is essential to achieving optimal and safe handling.
Below, you will find links to spring rate recommendation tables based on the rider's weight, bike brand, model, and year, for both Motocross and Enduro.
SUZUKI Motocross spring rate chart
The "Rider's weight" is supposed without racegear.
Suzuki 85 RM
Suzuki 85 RM 2005-2010 (large wheels)
Standard: Fork: 33-450-2.8 / Shock: 56/53-245-52.5
| Rider's weight | Fork springs | Shock spring |
| 35-40kg | 4.5 | |
| 40-45kg | 0.24 | 4.75 |
| 45-50kg | 0.26 | 5.0 |
| 50-55kg | Standard | Standard |
| 55-60kg | 0.30 | 5.5 |
| 60-65kg | 0.32 | 5.75 |
| 65-70kg | 0.34 | 6.0 |
| 70-75kg | 0.36 |
Suzuki 85 RM 2011-2017 (large wheels)
Standard: Fork: 33-450-2.8 / Shock: 56/53-245-47.5
| Rider's weight | Fork springs | Shock spring |
| 35-40kg | 4.0 | |
| 40-45kg | 0.24 | 4.25 |
| 45-50kg | 0.26 | 4.5 |
| 50-55kg | Standard | Standard |
| 55-60kg | 0.30 | 5.0 |
| 60-65kg | 0.32 | 5.25 |
| 65-70kg | 0.34 | 5.5 |
| 70-75kg | 0.36 | 5.75 |
Suzuki 125 RM
Suzuki 125 RM 2004-2009
Standard: Fork: 42.75-495-4.2 / Shock: 64/66-260-50
| Rider's weight | Fork springs | Shock spring |
| 45-55kg | 0.38 | 4.6 |
| 55-65kg | 0.40 | 4.8 |
| 65-75kg | Standard | Standard |
| 75-85kg | 0.44 | 5.2 |
| 85-95kg | 0.46 | 5.4 |
| 95-105kg | 0.48 | 5.6 |
| 105-115kg | 0.50 | 5.8 |
| 115-125kg | 0.52 | 6.0 |
Suzuki 250 RM
Suzuki 250 RM 2004-2009
Standard: Fork: 42.75-495-4.4 / Shock: 64/66-260-52
| Rider's weight | Fork springs | Shock spring |
| 45-55kg | 0.38 | 4.6 |
| 55-65kg | 0.40 | 4.8 |
| 65-75kg | 0.42 | 50 |
| 75-85kg | Standard | Standard |
| 85-95kg | 0.46 | 5.4 |
| 95-105kg | 0.48 | 5.6 |
| 105-115kg | 0.50 | 5.8 |
| 115-125kg | 0.52 | 6.0 |
Suzuki 250 RMZ
Suzuki 250 RMZ 2004-2006
Standard: Fork: 43.5-460-4.2 / Shock: 59/62-270-50
| Rider's weight | Fork springs | Shock spring |
| 45-55kg | 0.36 | 4.4 |
| 55-65kg | 0.38 | 4.6 |
| 65-75kg | 0.40 | 4.8 |
| 75-85kg | Standard | Standard |
| 85-95kg | 0.44 | 5.2 |
| 95-105kg | 0.46 | 5.4 |
| 105-115kg | 0.48 | 5.6 |
| 115-125kg | 0.50 | 5.8 |
Suzuki 250 RMZ 2013
Standard: Fork: 43.5/295-660-9.8 / Shock: 64/66-260-56
| Rider's weight | Fork springs | Shock spring |
| 45-55kg | 0.88 | 5.0 |
| 55-65kg | 0.92 | 5.2 |
| 65-75kg | 0.96 | 5.4 |
| 75-85kg | Standard | Standard |
| 85-95kg | 1.00 | 5.8 |
| 95-105kg | 1.04 | 6.0 |
| 105-115kg | 1.04 | 6.2 |
| 115-125kg | 6.4 |
Suzuki 250 RMZ 2007-2009
Standard: Fork: 42.75-495-4.4 / Shock: 64/66-260-54
| Rider's weight | Fork springs | Shock spring |
| 45-55kg | 0.38 | 4.8 |
| 55-65kg | 0.40 | 5.0 |
| 65-75kg | 0.42 | 5.2 |
| 75-85kg | Standard | Standard |
| 85-95kg | 0.46 | 5.6 |
| 95-105kg | 0.48 | 5.8 |
| 105-115kg | 0.50 | 6.0 |
| 115-125kg | 0.52 | 6.2 |
Suzuki 250 RMZ 2014-2015
Standard: Fork: 43.5/295-660-9.8 / Shock: 64/66-260-54
| Rider's weight | Fork springs | Shock spring |
| 45-55kg | 0.88 | 4.8 |
| 55-65kg | 0.92 | 5.0 |
| 65-75kg | 0.96 | 5.2 |
| 75-85kg | Standard | Standard |
| 85-95kg | 1.00 | 5.6 |
| 95-105kg | 1.04 | 5.8 |
| 105-115kg | 1.04 | 6.0 |
| 115-125kg | 6.2 |
Suzuki 250 RMZ 2010-2012
Standard: Fork: 42.75-495-4.6 / Shock: 64/66-260-56
| Rider's weight | Fork springs | Shock spring |
| 45-55kg | 0.40 | 5.0 |
| 55-65kg | 0.42 | 5.2 |
| 65-75kg | 0.44 | 5.4 |
| 75-85kg | Standard | Standard |
| 85-95kg | 0.48 | 5.8 |
| 95-105kg | 0.50 | 6.0 |
| 105-115kg | 0.52 | 6.2 |
| 115-125kg | 6.4 |
Suzuki 250 RMZ 2019-2024
Standard: Fork: 0.50kg / Shock: 5.6kg
| Rider's weight | Fork springs | Shock spring |
| 45-55kg | 0.44 | 5.0 |
| 55-65kg | 0.46 | 5.2 |
| 65-75kg | 0.48 | 5.4 |
| 75-85kg | Standard | Standard |
| 85-95kg | 0.52 | 5.8 |
| 95-105kg | 0.54 | 6.0 |
| 105-115kg | 0.56 | 6.2 |
| 115-125kg | 0.58 | 6.4 |
Suzuki 450 RMZ
Suzuki 450 RMZ 2005-2006
Standard: Fork: 42.75-495-4.6 / Shock: 64/66-260-54
| Rider's weight | Fork springs | Shock spring |
| 45-55kg | 0.40 | 4.8 |
| 55-65kg | 0.42 | 5.0 |
| 65-75kg | 0.44 | 5.2 |
| 75-85kg | Standard | Standard |
| 85-95kg | 0.48 | 5.6 |
| 95-105kg | 0.50 | 5.8 |
| 105-115kg | 0.52 | 6.0 |
| 115-125kg | 6.2 |
Suzuki 450 RMZ 2015-2017
Standard: Fork (air): 11-13 bar/ Shock: 64/66-260-56
| Rider's weight | Fork springs | Shock spring |
| 45-55kg | 5.0 | |
| 55-65kg | 5.2 | |
| 65-75kg | 5.4 | |
| 75-85kg | Standard | Standard |
| 85-95kg | 5.8 | |
| 95-105kg | 6.0 | |
| 105-115kg | 6.2 | |
| 115-125kg | 6.4 |
Suzuki 450 RMZ 2007-2012
Standard: Fork: 42.75-495-4.6 / Shock: 64/66-260-56
| Rider's weight | Fork springs | Shock spring |
| 45-55kg | 0.40 | 5.0 |
| 55-65kg | 0.42 | 5.2 |
| 65-75kg | 0.44 | 5.4 |
| 75-85kg | Standard | Standard |
| 85-95kg | 0.48 | 5.8 |
| 95-105kg | 0.50 | 6.0 |
| 105-115kg | 0.52 | 6.2 |
| 115-125kg | 6.4 |
Suzuki 450 RMZ 2018-2024
Standard: Fork: 45-475-50 / Shock: 64/67-245-54
| Rider's weight | Fork springs | Shock spring |
| 45-55kg | 0.44 | 4.8 |
| 55-65kg | 0.46 | 5.0 |
| 65-75kg | 0.48 | 5.2 |
| 75-85kg | Standard | Standard |
| 85-95kg | 5.2 | 5.6 |
| 95-105kg | 5.4 | 5.8 |
| 105-115kg | 5.4 | 6.0 |
| 115-125kg | 6.2 |