📘 LEWIS manuals • Free online PDFs
LEWIS logo

LEWIS Manuals & User Guides

LEWIS designs cycling components, including hydraulic disc brakes, MTB stems, cranksets and handguards, for bicycle control, rider protection and trail use.

Tip: include the full model number printed on your LEWIS label for the best match.

About LEWIS manuals on Manuals.plus

LEWIS designs bicycle components including hydraulic disc brakes, aluminum MTB stems, cranksets and handguards for trail, enduro and downhill riding.

Browse LEWIS manuals for installation, adjustment, maintenance and safety guidance. Follow the instructions for your exact model, since torque settings and brake fluid requirements vary.

For servicing or warranty assistance, consult your bicycle dealer or place of purchase.

LEWIS manuals

Selected manuals from manuals+ curated for this brand.

LEWIS Aluminum MTB Alu Crankset Instruction Manual

December 22, 2025
LEWIS Aluminum MTB Alu Crankset Specification Specification Details Model LEWIS ALU MTB Aluminum Crankset Material 7075 CNC-machined forged aluminum alloy Crank Arm Length 162.5 mm Spindle Standard 29 mm “DUB”…

LEWIS-AE Hydraulic Disc Brakes| User Manual

December 21, 2025
LEWIS-AE Hydraulic Disc Brakes Diagram Description Clamp Main Bolt Clamp Secondary Bolt Brake Lever Reach Adjustment Knob Lever Oil Plug Screw Oil Hose Fitting Installation Instructions Remove the Oil Plug…

Lewis LHP+ U4 Hydraulic Brake User Manual

manual
Comprehensive user and technical manual for the Lewis LHP+ U4 hydraulic brake system, including installation instructions, maintenance, safety guidelines, and exploded view diagrams.

LEWIS video guides

Watch setup, installation, and troubleshooting videos for this brand.

LEWIS support FAQ

Common questions about manuals, registration, and support for this brand.

  • Where can I find LEWIS product manuals?

    Browse this category for LEWIS manuals and select your exact product model. Available guides cover brakes, stems, cranksets and handguards.

  • Do all LEWIS hydraulic brakes use the same fluid?

    No. The supplied AE manual specifies mineral oil, while the EP8 Plus manual specifies DOT 5.1. Follow your exact model's manual and consult a specialist dealer if unsure.

  • Who can help with installation or servicing?

    Consult a specialist bicycle dealer or your place of purchase, especially for brake bleeding, damaged components or uncertain installation procedures.

  • What warranty is mentioned for LEWIS brakes?

    The supplied AE and EP8 Plus brake manuals state a three-year warranty. Confirm eligibility, exclusions and claim procedures with LEWIS or your seller.

  • What should I do if my LEWIS brake leaks fluid?

    Stop using the brakes immediately and consult a bicycle dealer. Do not ride until the problem has been assessed and resolved.