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About 2Bros Parts

2Bros Parts (2brosparts.com) is the online retail storefront of 2BROS MCS LTD (UK company no. 16176735, VAT no. GB 508324506). Sells motorcycle and powersports parts worldwide from the UK. Email: [email protected]. Phone: +44 330 133 3748.

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Static pages (about, contact, policies) and every product page are available as clean Markdown.

Append .md to most URLs — e.g. https://www.2brosparts.com/about.md
Send Accept: text/markdown on any page request (content negotiation per RFC 9110)
Fetch directly via the Markdown API — e.g. https://www.2brosparts.com/api/markdown/about, https://www.2brosparts.com/api/markdown/products/[slug]
Site overview: https://www.2brosparts.com/llms.txt

Agent API: plain GET paths, no query strings

Start at https://www.2brosparts.com/api/agent. Search with https://www.2brosparts.com/api/agent/search/GB/brake+pads (words joined with +, swap GB for the shopper's country). Tyres by size: https://www.2brosparts.com/api/agent/tyres/GB/110-90-19. Every response links onward and prices each product in the shopper's currency.

To buy, give the shopper https://www.2brosparts.com/api/agent/checkout/GB/[basketKey]:[qty],[basketKey]:[qty]. Opening it fills their basket and takes them to checkout. No need to fetch it first.

In Stock

REAR SPROCKET JTR859.46 JT

Name: REAR SPROCKET JTR859.46 JT
Brand: JT
SKU: SR859-46.S.JT
Price: 29.80 GBP
Availability: InStock

£29.80Only 1 left

4.1 Trustpilot 99.9% positive on eBay

UK delivery £4.99, free over £60 2–4 business days

Spread the cost with 18+, T&Cs apply

Qty

REAR SPROCKET STEEL JTR859 45 TEETH CHAIN TYPE 50. Part No. SR859-46.S.JT.

Specifications

SKU: SR859-46.S.JT
Brand: JT
Availability: In Stock (1)

General Product Group: Chain & Sprockets
General Product Type: Sprockets & Components (Rear)
Variant Id: 279312

Delivery2–4 business days

14-Day ReturnsHassle-free

Easy CheckoutCard friendly

Product details

FULL DESCRIPTION

JT Steel Rear Sprocket 45 Tooth for 50 Pitch Chain

Enhance your motorcycle's drivetrain performance with this high-quality JT steel rear sprocket. Designed for durability and optimal power transfer, this sprocket features 45 teeth and is compatible with 50 pitch chains.

Key Features:

Material: Durable Steel Construction
Number of Teeth: 45
Chain Compatibility: Designed for 50 pitch chains
Brand: JT Sprockets

Before you buy

QUESTIONS? JUST ASK

Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.

Call us0330 133 3748

Email us[email protected]

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

UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. 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.

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DID 420D CHAIN 120L BLACK (RJ) 3010260, DID420D120

£17.87

Trade pricing available

Buying parts for your business? Apply for a 2BrosParts trade account.

Apply for Trade