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2024 DOMANE AL GEN 4
SERVICE MANUAL

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Summary of Contents for Trek DOMANE AL GEN 4 2024

  • Page 1 2024 DOMANE AL GEN 4 SERVICE MANUAL...
  • Page 2: Table Of Contents

    Domane AL Gen 4 Contents Universal derailleur hanger Brake/shift routing (UDH) Chainkeeper About this manual Install the headset Frame mounts Headset Copyright 2023 Trek Bicycle Corporation All Rights Reserved...
  • Page 3: About This Manual

    It does not contain instructions for all components (such as brake calipers). Refer to the original manufacturer for more information. Torque value Replacement parts Trek recommends using only Trek OEM (original manufacturer) replacement parts. Apply appropriate threadlocker Additional info The Owner’s Manual is available at Trekbikes.com/manuals.
  • Page 4: Headset

    Domane AL Gen 4 Brake/shift routing Headset for routing detail 2.5Nm 2.5Nm Fastener (M5x10mm) Front brake hose W575392 Cable guide Rear brake hose Foam sleeves — W528082 Rear derailleur housings Cable guide (P-clamp) — 553369 Rear derailleur cable NOTE: This part is used with Shimano 105 front derailleurs only.
  • Page 5 Domane AL Gen 4 Universal derailleur hanger (UDH) 10Nm 25Nm Rear derailleur hanger NOTICE: Do not apply grease. Washer (25mm) W600660 Bolt (M12) NOTICE: Do not apply grease. Left-hand thread. Do not over-tighten. Over-tightening could cause the hanger to break. Lever (6mm allen) —...
  • Page 6 Domane AL Gen 4 Chainkeeper Rotate the chainkeeper as necessary so there is 1mm of clearance to the chain. Fastener (M5x16mm) Chainkeeper (30-36T) 431223 Washer...
  • Page 7 Domane AL Gen 4 Headset Install the headset on pages 7-9 for complete instructions. Ridge on top ≤4Nm 5.2Nm Optional spacers 5.2Nm IMPORTANT: Fully tighten the top two fasteners before the bottom two (there will be a gap on the ≤10Nm bottom).
  • Page 8: Install The Headset

    Domane AL Gen 4 Install the headset Install the compression plug into the steerer tube. Grease the headset bearings and locations shown below. ≤10Nm...
  • Page 9 Domane AL Gen 4 Install the headset (continued) Route the split ring down the steerer tube and seat it Route the bearing cover and shroud through the into the upper bearing. housings and snap them together. Make sure to press together any gaps. TIP: Squeeze the shroud from the sides to attach it to the bearing cover more easily.
  • Page 10 Domane AL Gen 4 Install the headset (continued) Slide the spacers and stem down the steerer tube — Tighten the stem fasteners — alternating between do not tighten the stem fasteners. them — until both are torqued to 5.2Nm. 5.2Nm 5.2Nm Install the faceplates and faceplate fasteners.
  • Page 11: Frame Mounts

    Domane AL Gen 4 Frame mounts Rear fender bridge 2.5Nm Fasteners (M4x10mm) — W5308932 Fender bridge — W5312166 Water bottle mounts NOTE: Water bottle cages are sold separately. 2.5Nm Fasteners (M5x16mm) — 5257275...
  • Page 12 Domane AL Gen 4 Specifications Frame Domane AL Rear hub OLD 142mm Front hub OLD 100mm Upper fork steerer tube OD 28.6mm Lower fork steerer tube OD 38.1mm Front 140/160mm Brake rotor diameter min/max Rear 140/160mm With fenders 35mm Tire width max 700c Without fenders 42mm (as measured when the tire is seated on the rim)