2Bros Parts

KTM 125 - 690CC All Models SX/SXF/EXC/XC 1990-2023 Rear Sprocket Blue 51 Tooth

$66.58

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Delivery to United States 5–8 business days

Spread the cost with Klarna

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Supersprox 7075-T651 Aerospace aluminium rear sprocket for Supercross, Motocross and Off-Road Bikes. Features CNC machined construction for perfect concentricity and accuracy of fit, Works-Light design for optimum weight reduction, and mud clearing grooves for longer lasting sprocket life. The anodised anti-corrosion surface is technical and attractive, with a hard coating for prolonged system life. Supersprox patented tooth profile increases chain life up to 15%. Colour anodised for a Factory Bike look. 51 tooth. Blue.

Specifications
SKU
WF.990.51 BL
Brand
Supersprox
Availability
In Stock (10)
SKU
WF.990.51 BL
Brand
Supersprox
Availability
In Stock (10)
Delivery5–8 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Supersprox Works-Light Rear Sprocket - Blue

Enhance your machine's performance with the Supersprox Works-Light Rear Sprocket. Engineered for off-road excellence, this sprocket combines professional-grade durability with an ultra-lightweight design, making it the ideal choice for Motocross, Supercross, and enduro enthusiasts seeking a competitive edge.

Precision Engineering and Material Quality

This sprocket is CNC machined from 7075-T651 aerospace-grade aluminum. This high-strength material ensures maximum durability while maintaining an incredibly light weight. In fact, this aluminum sprocket is 67 percent lighter than a standard steel equivalent, helping to reduce unsprung weight for better handling and faster acceleration.

Key Features

  • Works-Light Design: Optimized for weight reduction without sacrificing structural integrity.
  • Advanced Longevity: Features a patented tooth profile that can increase chain life by up to 15 percent.
  • Dirt Clearing Technology: Integrated mud-clearing grooves prevent debris buildup, significantly extending the life of both the sprocket and your chain.
  • Superior Finish: Finished in a vibrant, wear-resistant anodized blue coating, providing both anti-corrosion protection and a factory-bike aesthetic.
  • Perfect Fit: CNC machining to tight tolerances ensures perfect concentricity and an accurate fit for your drive system.

Whether you are tackling a technical trail or lining up at the starting gate, the Supersprox Works-Light rear sprocket provides the reliability and performance required for high-intensity riding. Upgrade your drivetrain with a component designed to outlast the competition.

Before you buy

QUESTIONS? JUST ASK

Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).

Call or email us with your make, model and year and we will check it for you before you order.

Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. Delivery details

Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy

By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.

Any customs duties or import taxes charged in the United States are paid by you when the parcel arrives. Any tax we collect ourselves is shown at checkout before you pay.

More answers in our FAQ.

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