Manuals

User Manual - 2021 Stumpjumper Carbon

User Manual - 2021 Stumpjumper Alloy

SRAM UDH Installation Manual

2021 Rider/Bike Weight Limits

Structural Weight Limits




Structural (lb/kg)

Alloy frames300/136*
Carbon frames275/125*

*Please note that frame weight limits include the total weight of rider and gear. If your bike has carbon components (e.g., seatpost, saddle, or handlebar) please follow the component weight limit. 

TORQUE SPECS

Carbon Frame

Location

Tool

Torque (in-lbf)

Torque ( Nm)

Seat Collar4 mm HEX556.2
12 mm Rear Axle6 mm HEX13315
Derailleur Hanger8 mm HEX22125
Chainstay ProtectorT25 TORX252.8
SWAT LatchT10 TORX40.5
ISCG Tabs4 mm HEX556.2

Pivot Bolt Location

Torque (in-lbf)

Torque ( Nm)

Main Axle16018
Upper Link Seat Tube18020.3
Seat Stay Upper Link18020.3
Extension 18020.3
Forward Shock Eye9010
Rear Shock Eye18020.3

Alloy Frame

Location

Tool

Torque (in-lbf)

Torque ( Nm)

Seat Collar4 mm HEX556.2
12 mm Rear Axle6 mm HEX13315
Derailleur Hanger8 mm HEX22125
Yoke Cable Funnel3 mm HEX70.8
Main Pivot Cable Funnel2.5 mm HEX13.21.5
Head Tube ICR Guide2.5 mm HEX13.21.5
Side Arm Cover2 mm HEX6.20.7
Seat Stay Cable Bat3 mm HEX70.8

Pivot Bolt Location

Torque (in-lbf)

Torque ( Nm)

Main Axle21024
Upper Link Seat Tube18020.3
Seat Stay Upper Link18020.3
Extension 607
Forward Shock Eye9010
Rear Shock Eye18020.3