428 Chain Sprocket Kit 40T ATV 125-250cc

428 Chain & 40T Rear Sprocket Kit – 125cc–250cc ATV

Steel 428 chain and 40T rear sprocket kit for compatible 125cc, 150cc, 200cc, and 250cc ATVs, go-karts, UTVs, buggies, and quads – Krovor. Available as chain only (A/B/C link counts), sprocket only, or combined sets (A/B/C). Designed to fit popular Chinese ATV models including TAOTAO, SUNL, Roketa, JCL, and NST 125–250cc engines. 1.7kg. $56.

⚠️ Important Notice – Verify Fitment Before Ordering

• Select the correct variant (Chain A/B/C, Sprocket, or Set A/B/C) from the variant selector before ordering.
• Verify your existing chain is 428 specification by checking chain link markings before ordering.
• Verify sprocket tooth count (40T) and chain link count match your existing drivetrain before purchasing.
• Ships from China Mainland. Import duties and taxes are not included and may be charged depending on destination country.

Key Features

• 428 Chain – 40T Rear Sprocket: Complete 428 chain and 40T rear sprocket kit for compatible 125cc–250cc Chinese ATV, go-kart, UTV, buggy, and quad drivetrains.
• 7 Purchasing Options: Available as chain only (A, B, or C link count options), rear sprocket only, or full set (A, B, or C — sprocket + chain) to suit your replacement needs.
• Steel Construction: Steel chain and sprocket for reliable strength and durability in ATV and off-road applications.
• Wide Compatibility – Chinese ATV Brands: Designed to fit TAOTAO, SUNL, Roketa, JCL, NST, and similar Chinese 428-chain ATV engines from 125cc to 250cc.

Specifications

• Chain: 428
• Rear Sprocket Tooth Count: 40T
• Material: Steel
• Color: Black
• Weight: 1.7kg (full set)
• Type: Chain / Rear sprocket / Chain and sprocket kit
• Origin: Mainland China
• Condition: 100% Brand New

Fitment and Compatibility

Verify 428 chain pitch and 40T tooth count against your existing drivetrain before ordering. Always check chain link markings to confirm 428 specification.

• 125cc Pit / Trail / Dirt Bike / ATV / Go-Kart / Quad / 4-Wheeler
• 150cc Pit / Trail / Dirt Bike / ATV / Go-Kart / Quad / 4-Wheeler
• 200cc Pit / Trail / Dirt Bike / ATV / UTV / Buggy / Quad
• 250cc Pit / Trail / Dirt Bike / ATV / UTV / Buggy / Quad
• Compatible Chinese ATV brands: TAOTAO, SUNL, Roketa, JCL, NST (125–250cc, 428 chain)

Variant Options

• Chain A: 428 chain (link count variant A)
• Chain B: 428 chain (link count variant B)
• Chain C: 428 chain (link count variant C)
• Sprocket: 40T rear sprocket only
• Set A: 428 chain (A) + 40T rear sprocket
• Set B: 428 chain (B) + 40T rear sprocket
• Set C: 428 chain (C) + 40T rear sprocket

Package Includes

• Contents vary by selected variant — see Variant Options above

Important Notes

1. Select the correct variant before ordering.
2. Verify your existing chain is 428 specification by checking chain link markings before installation.
3. Verify 40T tooth count matches your existing sprocket before ordering.
4. If you have any questions before purchasing, please contact us.