LADA 21121006135 Belt Tensioner Bearing 38-2243 | OE-Quality Timing Belt Tensioner Pulley for LADA & Compatible Vehicles

The LADA 21121006135 belt tensioner bearing (also: 2112-1006135, bearing ref 38-2243) is a timing belt tensioner pulley that maintains optimal belt tension in the engine timing system — preventing belt slip, reducing noise, and protecting against timing failure. Supplied by Nexans Bearings to aftermarket distributors, wholesalers, and OEM customers worldwide.

Product Specifications

Cross Reference Numbers

Always verify fitment using your vehicle's OEM part number. Cross-check with GATES or CONTITECH catalogs for full interchangeability confirmation.

Vehicle Compatibility

Designed for LADA vehicles requiring the 21121006135 / 2112-1006135 tensioner specification. Confirm exact fitment with your OEM part number before ordering.

Why Choose Nexans Bearings

• OE-Equivalent Quality — meets or exceeds OEM specifications for reliable timing performance and long service life.

• 30+ Years Experience — strategic partnerships with QC, C&U, ZWZ, TWB, ZWA ensure consistent quality supply.

• Large Stock, Fast Delivery — ready inventory for urgent and bulk orders, minimizing lead time.

• Competitive Pricing — factory-level pricing for distributors and wholesalers.

• 24/7 Support — technical and after-sales assistance always available.

OEM & Private Label Service

• Custom branding and private label packaging

• OEM spec matching and quality validation

• Flexible MOQ for small distributors and large-volume buyers

• Full documentation: test reports, material certificates, packing lists

• Export to Europe, CIS, Middle East, Southeast Asia

Frequently Asked Questions

Q: What is the OEM part number?

The primary OEM number is 21121006135 (also 2112-1006135), bearing reference 38-2243. Contact us for GATES and CONTITECH interchange numbers.

Q: What vehicles does it fit?

Designed for LADA vehicles. Verify exact fitment using your vehicle's OEM part number or contact our technical team.

Q: How does a belt tensioner bearing work?

It applies consistent pressure to the timing belt, keeping it taut to regulate tension, minimize slip and noise, and ensure accurate crankshaft-to-camshaft timing — critical for engine efficiency and preventing valve damage.

Q: What are signs of a failing tensioner bearing?

Squealing or grinding noise, visible belt wear or fraying, belt misalignment, engine misfires, rough idling, or a wobbling/seized pulley. Replace promptly to avoid timing belt failure.

Q: What is the difference between 21081006120 and 21121006135?

Both are LADA timing belt tensioner bearings. The 21081006120 (38-2242) and 21121006135 (38-2243) differ in dimensions and are designed for different LADA engine variants. Always confirm with your specific OEM part number.

Q: Is OEM / private label available?

Yes. We offer full OEM and private-label packaging with flexible MOQ. Contact our sales team for details.

Q: What is the MOQ and lead time?

MOQ is flexible. We maintain large stock for fast global dispatch. Contact us for current availability and pricing.

Q: Do you provide quality certifications?

Yes — inspection reports, material certificates, and packing specifications available on request.

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