VKM74200
VKM74200 Timing Belt Tensioner Pulley
- Size
- d 9 mm · D 52 mm (inner 32.3 mm) · B 25 mm
- Cross-ref
- OE Mazda B630-12-700EGMB GT20040
- Fits
- Engine timing belt systems
IATF 16949 CertifiedSince 2011 · Jiashan County, China
Timing Belt Tensioner Pulley identified by the complete part number GT20040. OTT catalogue designation: VKM74200. Mounting slot width: 9 mm; outside diameter: 52 mm; inner ring height: 32.3 mm; outer ring height: 25 mm. Component application: Timing belt tensioner pulley Vehicle fitment: Selected Mazda 323 / Protegé applications with OE B630-12-700E; selected Kia Pride DA and Mazda 121 DA/DB per GMB application guide. Confirm the original part number and component configuration before ordering. OTT catalogue specifications: OTT catalogue designation: VKM74200. Mounting slot width: 9 mm; outside diameter: 52 mm; inner ring height: 32.3 mm; outer ring height: 25 mm.
Dimensions
Mounting slot width: 9 mm; outside diameter: 52 mm; inner ring height: 32.3 mm; outer ring height: 25 mm
Interchangeable with
Technical data
| Model | GT20040 |
|---|---|
| Dimensions | Mounting slot width: 9 mm; outside diameter: 52 mm; inner ring height: 32.3 mm; outer ring height: 25 mm |
| Also Known As | B630-12-700E; B63012700E; VKM74200; VKM 74200 |
OTT GT20040 is interchangeable with the following brand part numbers:
| Brand | Part Number |
|---|---|
| OE | Mazda B630-12-700E |
| GMB | GT20040 |
Fitment note: cross-references and vehicle applications are for identification. Send us the OE number, VIN or a sample and we will confirm the exact fitment before you order.
Available in OTT branded packaging or custom OEM packaging. Individual bearings are sealed in PE bags, packed in branded carton boxes, then palletized in wooden crates for export shipping.






OTT GT20040 is listed against OE numbers Mazda B630-12-700E and aftermarket references GMB GT20040. Cross-references identify comparable catalogue applications — match the original number before ordering.
The OTT GT20040 timing belt tensioner pulley measures Mounting slot width: 9 mm; outside diameter: 52 mm; inner ring height: 32.3 mm; outer ring height: 25 mm.
Selected Mazda 323 / Protegé applications with OE B630-12-700E; selected Kia Pride DA and Mazda 121 DA/DB per GMB application guide. Send the OE number, VIN or the number on your old part and OTT will confirm the match before quoting.
Same product line
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Share an OE or competitor number, a drawing or target dimensions and your annual volume. Samples available for qualified projects.