RockShox SID CSU
Best lightweight upgrade for dedicated cross country racing enthusiasts.
This is the definitive way to breathe new life into a worn-out front end without compromising on factory-level precision. By replacing the entire crown and upper tube assembly as one unit, you eliminate the alignment headaches of piecemeal repairs, ensuring your suspension tracks exactly as the engineers intended.
$264.99
More SID options
RockShox SID Fork
$1099.00
RockShox SID SL Select Fork
$759.00
SID/Reba Solo Air CSU
$337.00
RockShox SID SL D1 Lower Leg
$320.00
RockShox SID
$1099.00
RockShox SID Charger Race Day
$1099.00
RockShox SID SL Flight Attendant
$989.00
RockShox SID Lower Legs
$320.00
RockShox SID SL Fork
$989.00
RockShox SID SL
$989.00
RockShox SID SL Select
$759.00
RockShox SID SL Flight Attendant
$1499.00
RockShox SID SL Select
$689.00
RockShox SID SL Race Day 2
$899.00
RockShox SID SL Race Day 2
$899.00
RockShox SID SL Race Day 2
$899.00
RockShox SID SL Select
$689.00
RockShox SID Select
$869.00
RockShox SID SL Select
$689.00
RockShox SID SL Race Day 2
$899.00
RockShox SID SL Select
$759.00
RockShox SID SL Remote E1
$989.00
RockShox SID Lower Leg
$292.00
RockShox SID Lower Leg
$320.00
RockShox SID C1 CSU
$370.00
RockShox SID SL Crown/Steerer/Uppertube
$370.00
RockShox SID SL D1 CSU
$370.00
RockShox CSU for SID
$370.00
RockShox Lower Leg for SID SL
$320.00
RockShox SID Lower Leg
$320.00
RockShox SID D1 Lower Leg
$320.00
RockShox SID SL Remote E1
$989.00
RockShox SID SL
$989.00
RockShox SID SL Select E1
$759.00
RockShox SID SL Race Day 2
$899.00
RockShox SID SL Race Day 2
$899.00
RockShox SID Select
$869.00
RockShox SID Lower Leg
$320.00
RockShox SID SL Damper
$230.00
RockShox SID SL Select
$759.00
RockShox SID SL Remote E1
$989.00
RockShox SID SL E1
$989.00
RockShox SID SL Select
$759.00
RockShox SID SL E1
$989.00
RockShox SID SL Remote E1
$989.00
RockShox SID Damper
$230.00
RockShox SID Remote
$1099.00
RockShox SID SL Select RL Suspension Fork
$759.00
RockShox SID Suspension Fork
$1099.00
RockShox SID SL Suspension Fork
$989.00
RockShox SID Suspension Fork
$1099.00
RockShox SID Suspension Fork
$1099.00
RockShox SID SL Select Suspension Fork
$759.00
RockShox SID Select+ Fork / SIDLuxe Select+ Shock
$940.00
Who it's for
- Competitive cross-country racers seeking every possible weight advantage
- Aggressive riders who prioritize sharp handling on technical race courses
- Performance-oriented cyclists building a top-tier custom mountain bike
Who should skip it
- Budget-conscious mountain bikers looking for affordable repair options
- Owners of non-SID forks needing a more universal replacement part
- Home mechanics without access to professional-grade suspension tools
Performance breakdown
Structural Rigidity
Factory-spec aluminum construction ensures minimal flex during aggressive trail maneuvers.
Fitment Precision
OEM manufacturing guarantees a seamless, hassle-free installation for SID chassis.
Weight Efficiency
Lightweight materials maintain the race-ready profile of the SID platform.
Alignment Accuracy
Perfect stanchion spacing prevents binding and ensures buttery smooth travel.
Durability Standards
Genuine RockShox metallurgy withstands the rigors of high-intensity cross-country riding.
Maintenance Utility
The ideal solution for restoring factory performance to damaged suspension systems.
Key Specs
Component Type
Crown/Steerer/Uppertube Assembly
Compatibility
SID Ultimate (2020+)
Stanchion Diameter
32mm
Travel
80-100mm
Wheel Size
29" / 27.5+
Offset
51mm
Steerer Tube
Tapered
Material
Aluminum
Know before you buy
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