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2024 DOMANE AL GEN 4
SERVICE MANUAL

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Summary of Contents for Trek DOMANE AL GEN 4

  • 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) Chain keeper About this manual Install the headset Frame mounts Head set Copyright 2023 Trek Bicycle Corporation All Rights Reserved...
  • Page 3: About This Manual

    It does not contain instructions for all components (such as brake callipers). 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: Head Set

    Domane AL Gen 4 Brake/shift routing Headset for routing detail 2.5 Nm 2.5 Nm Fastener (M5x10 mm) 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) 10 Nm 25 Nm Rear derailleur hanger NOTICE: Do not apply grease. Washer (25 mm) W5271424 Bolt (M12) NOTICE: Do not apply grease. Left-hand thread. Do not over-tighten. Over-tightening could cause the hanger to break.
  • Page 6 Domane AL Gen 4 Chain keeper 5 Nm 1 mm Rotate the chain keeper as necessary so there is 1 mm of clearance to the chain. Fastener (M5x16 mm) Chain keeper (30-36T) 431223 Washer...
  • Page 7 Domane AL Gen 4 Head set Install the headset on pages 7-9 for complete instructions. Ridge on top ≤4 Nm 5.2 Nm Optional spacers 5.2 Nm IMPORTANT: Fully tighten the top two fasteners before the bottom two (there will be a gap on the ≤10 Nm...
  • 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. ≤10 Nm...
  • 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.
  • 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 5.2 Nm.
  • Page 11: Frame Mounts

    Domane AL Gen 4 Frame mounts Rear fender bridge 2.5 Nm Fasteners (M4x10 mm) – W5308932 Mudguard bridge – W5312166 Water bottle mounts NOTE: Water bottle cages are sold separately. 2.5 Nm Fasteners (M5x16 mm) – 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 38.1 mm Front 140/160 mm Brake rotor diameter min/max Rear 140/160 mm With mudguards...
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