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2022 SESSION
SERVICE MANUAL SUPPLEMENT

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Summary of Contents for Trek 2022 SESSION

  • Page 1 2022 SESSION SERVICE MANUAL SUPPLEMENT...
  • Page 2: Table Of Contents

    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.
  • Page 3: Required Adjustments For 27.5" Wheels

    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.
  • Page 4: Idler Pulley

    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...
  • Page 5 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.
  • Page 6: Rocker Pivot

    2022 Session Service Manual Rocker pivot Item Description Quantity in Part Number Torque (Nm) Assembly W1042544 — Rocker axle Bearing W302025" — Spacer W440921 — Bolt W1051959 Mino link bearing W275322 — Spacer W529969 — Mino Link bearing W529223 —...
  • Page 7: Adjust The Geometry

    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...
  • Page 8: Main Pivot

    2022 Session Service Manual Main pivot Item Description Quantity in Part Number Torque (Nm) Assembly Axle 5256639 Spacer W440921 — Bearing W302025" — Sleeve 5256639 — W584134 — Tools • Bearing press • 8mm hex tool • Torque wrench with 8mm hex bit •...
  • Page 9: Dérailleur Hanger

    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).
  • Page 10: Active Braking Pivot

    2022 Session Service Manual Active Braking Pivot Item Description Quantity in Part Number Torque (Nm) Assembly Thru axle W598581 Dropout axle W5251141 Retaining ring W5251279 — Bearing W583424 — Non-driveside dropout W583419 — Tools • Bearing press • 8mm hex tool •...
  • Page 11: Shock Mounts

    2022 Session Service Manual Shock mounts Item Description Quantity in Part Number Torque (Nm) Assembly Upper shock bolt 5272748 Nut — Lower shock bolt Mino link spacer 5272749 — Mino Link chip —...
  • Page 12: Adjust The Progression

    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 •...
  • Page 13: Frame Guards

    2022 Session Service Manual Frame guards   Item Description Quantity in Part Number Torque (Nm) Assembly Down tube guard W1052375 — Screw W1052364 Chainstay guard W1052384 — Brake cable adhesive scuff guard W326986 — Idler pulley guard W1052385 —...
  • Page 14: Cabling

    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    ...
  • Page 15: Specifications

    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"...
  • Page 16: Suspension

    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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