2022 Session Service Manual Contents Safety Required adjustments for 27.5" wheels Idler pulley Rocker pivot Adjust the geometry Main pivot Dérailleur hanger Active Braking Pivot Shock mounts Adjust the progression Frame guards Cabling Specifications Suspension Safety WARNING Always tighten hardware to the specified torque. Over-tightening hardware could deform or break the hardware or components.
2022 Session Service Manual Required adjustments for 27.5" wheels The Session can accommodate: • 27.5" front and rear wheels • 29" front wheel and 27.5" rear wheel When using 27.5" front and rear wheels an extended headset cup must be installed, and the rocker pivot Mino Link set to the high position.
2022 Session Service Manual Idler pulley The idler pulley and spacers can be repositioned to align the idler pulley with the chainring. For instructions, refer to the Adjust the position of the idler pulley section on page 4. Item Description...
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2022 Session Service Manual Idler pulley (continued) Typical idler pulley and chainring alignment With a SRAM chainring With a Shimano chainring Adjust the position of the idler pulley Different chainrings or slight tolerance differences in chainrings may require the idler pulley and spacers to be repositioned to align the pulley with the chainring.
2022 Session Service Manual Adjust the geometry Flip the rocker pivot Mino Link chip to change the bike’s geometry to fit your riding style or the terrain. Flipping the Mino Link chip from the high to the low position slackens the geometry by moving the head tube angle back 0.5° and lowering the bot- tom bracket up to 9mm. Mino Link high Mino Link low...
2022 Session Service Manual Dérailleur hanger Item Description Quantity in Part Number Torque (Nm) Assembly Dérailleur hanger W583423 — Hanger bolt, left-handed thread Washer, 25mm Make sure the hanger is positioned as shown below. Tools • 8mm hex tool • Torque wrench (left-hand thread) with 8mm hex bit This bicycle frame is designed to use a Universal Derailleur Hanger (UDH).
2022 Session Service Manual Adjust the progression The shock Mino Link chip can be flipped to fine tune the shock performance for the terrain or rider preference. 20% progression (softer) 25% progression (firmer) Position the Mino Link chip with 20% on top Position the Mino Link chip with 25% on top • More reactive to repeated fast mid-size bumps and •...
2022 Session Service Manual Cabling The Session ships with cables routed internally, but includes options for routing cables externally for quick component changes or repairs. Internal cable routing Optional external cable routing ...
Diameter 31.6 mm the frame. Improper tyre size could damage the bicycle *Follow the seatpost manufacturer guidelines. frame. Trek recommends 6mm clearance above and on the sides of the tyre. Bottom bracket Wheel set Maximum tyre size • BSA83 threaded 29"...
2022 Session Service Manual Suspension The first step in suspension setup is to determine the sag. All other settings should be adjusted after determining the sag. Refer to the suspension setup card included with your bike or the suspension calculator at Trekbikes.com/suspension-calcula- tor. For recommended rebound settings refer to the suspension calculator at Trekbikes.com/suspension-calculator. Fork Shock Mount Width WARNING Bottom mount...
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