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Improve the riding experience

Promax

Known for practical, performance-focused bicycle parts, Promax Components offers a wide range of brakes, stems, handlebars, seatposts and more designed to improve ride quality across BMX, mountain, road, and city bikes. Their products are developed and tested with rider feedback and quality manufacturing to make bikes better machines.

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  • Promax PI-1 Alloy Sealed Bearing 1" Press in Headset Black

    Promax
    In stock
    $54.99
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  • Promax SQ-1 Crank Arm Set - Square Taper JIS Spindle Interface 110mm

    Promax
    In stock
    From $25.00
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  • Promax 5-Bolt 110 BCD Chainring

    Promax
    In stock
    $29.99
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  • Promax MA-595 31.8mm Length 110mm Adjustable Threadless Stem Black

    Promax
    In stock
    $49.99
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  • Promax Banger BMX Stem - 48mm Front Load Blue

    Promax
    In stock
    $49.99
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  • Promax Banger BMX Stem - 53mm Front Load Silver

    Promax
    In stock
    $49.99
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  • Promax CF-2 Crankset - 24mm Spindle, 2-Piece, 68mm, English BB Included

    Promax
    In stock
    $149.99
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  • Promax Banger BMX Stem - 53mm Front Load Blue

    Promax
    In stock
    $49.99
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  • DSK-300 Mechanical Disc Brake Caliper - Either

    Promax
    In stock
    From $24.99
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  • PD065 Disc Brake Pad

    Promax
    In stock
    $9.99
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Improve the riding experience

Promax

Shop Promax Components at Bike Mart

Promax designs dependable bicycle components, accessories, and finishing parts ideal for road, mountain, hybrid, and commuter bikes. At Bike Mart, we carry Promax stems, handlebars, seatposts, brakes, and more — backed by expert installation, support, and service.

Handlebars & Stems

Upgrade cockpit performance, fit, and comfort with Promax bars and stems built for durability and precise control.

  • Promax Handlebars – Wide range of bars including flat, riser, and ergonomic options for road, gravel, and mountain setups.
  • Promax Stems – Durable stems in multiple lengths and rise options to dial in fit and handling.
  • Comfort & Trail Bars – Options designed to improve rider comfort, posture, and control across surfaces.

Seatposts & Saddles

Enhance ride comfort and fit with lightweight seatposts and adjustable positions.

  • Promax Seatposts – Reliable aluminium seatposts with classic and setback designs for customizable fit.
  • Adjustable & Suspension Posts – Options engineered to add compliance and comfort on rougher terrain.
  • Promax Saddles – Comfortable, performance-oriented saddle options built for daily riding and longer adventures.

Brake Systems & Components

Reliable stopping performance and upgrade parts designed for confident control.

  • Promax Rim Brakes – Classic mechanical brake solutions for road and hybrid bikes seeking smooth modulation.
  • Disc Brake Calipers – Mechanical disc brake options for everyday riders and cross-surface use.
  • Brake Levers & Hardware – Components designed for ergonomic feel and dependable performance.

Cranks & Drivetrain Parts

Durable drivetrain components built for consistent performance and easy maintenance.

  • Cranksets – Sturdy crank options for commuters, road, and mountain bikes.
  • Chainrings & Bottom Brackets – Replacement and upgrade parts designed for smooth pedaling and long service life.
  • Pedals & Accessories – Practical pedals, straps, and foot solutions for everyday rides.

Accessories & Finishing Parts

Small parts that make a big difference in comfort, control, and bike fit.

  • Grips & Bar Tape – Comfort-enhancing grips and tape options to match riding style and terrain.
  • Headsets & Spacers – Precision parts to refine steering, fit, and cockpit height.
  • Cable & Housing – Service-friendly replacement parts to keep shifting and brakes working smoothly.

Why Buy Your Promax Components From Bike Mart?

Bike Mart has served Texas riders for over 60 years, offering premium service and support on every Promax product we sell:

  • Certified mechanics trained on Promax components and bike fit systems
  • Professional installation for stems, handlebars, brakes, and drivetrain upgrades
  • Free post-install adjustment check to ensure proper alignment and performance
  • In-store pickup, quick transfers between locations, and convenient home delivery
  • Access to the latest Promax products and accessory upgrades

Find Your Promax Components Today

Whether you’re upgrading fit, refreshing brakes, adding comfort parts, or building a custom bike, Promax components deliver reliable performance. Browse Promax products online or visit any Bike Mart location for expert help and installation.