What are the dimensions of this V-belt?

This V-belt has an XPA profile, a width of 12,7 mm, a height of 9 mm, a datum length Ld of 857 mm, and an outside length La of 914 mm.

Which pulley type is compatible with this profile?

With its XPA profile, it is designed for use on standard SPA and XPA pulleys.

What material is the tension cord made of?

The belt features a PE (polyester) tension cord for stable and reliable power transmission.

What does the CONTI-VX ADVANCE designation mean for this PIONEER belt?

CONTI-VX ADVANCE is the direct successor to CONTI V FO PIONEER, sharing the exact same technical specifications and fit.

What applications is this V-belt designed for?

It is designed for demanding industrial drives in mechanical engineering, such as compressors, fans, and pumps.

CONTI XPA857P CONTI V FO PIONEER belt XPA 857 Ld Pio

Name: CONTI XPA857P CONTI V FO PIONEER belt XPA 857 Ld Pio
Brand: CONTI
SKU: 02679247
Price: 30.79 EUR
Availability: InStock

Supplier number: CONTI XPA857P | EAN 4010858972684

30.79 tax incl.

€25.45 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 2 products in stock.

Ordered before 20:00 - delivered as of 19/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL

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Dependable heavy duty power transmission

Practical benefits

Efficient power transfer: The raw-edge XPA profile ensures you transmit high torque reliably with minimal slippage across your machinery.
Broad temperature resistance: You can operate machinery confidently in extreme industrial environments ranging from -40 °C up to +130 °C.
Minimal stretch over time: Built with a durable PE tension cord, you achieve consistent belt tension and smooth running without frequent re-tensioning.

In a nutshell

The right choise for

With the Conti V-belt, you ensure powerful and dependable power transmission across demanding industrial machinery. Featuring an xpa profile, a 12.7 mm width, and an 857 mm datum length, it transfers high torque efficiently with minimal slippage. The built-in pe tension cord prevents unwanted stretching, keeping your drive running smoothly and consistently without frequent re-tensioning. Capable of withstanding extreme temperatures from -40 °C to +130 °C, this belt is built for continuous, heavy-duty duty on industrial compressors, pumps, and fans.

Product information FAQ

€30.79

In stock - tax incl.

Key features according to our expert

Length: 857
Width: 12,7 mm
Height: 9 mm
Profile (V-belt): XPA
Reference length Ld: 857 mm
Inner length (Li): 817 mm; 32,165 inch
Outer length (La): 914 mm
Material (cord): PE
Product line: CONTI V FO PIONEER
Colour (manufacturer): Black/Blue

Product description:

Transversely stiff raw-edge heavy-duty V-belts according to DIN 7753, for powerful, sustained power transmission with enhanced running smoothness

Properties:

Temperature range from -40 °C to +130 °C
Application-specific
Very good flexibility thanks to molded teeth
Enhanced running smoothness
Matched-set L=L (from 1
000 mm) serial production
Electrically conductive to ISO 1813
Conditionally resistant to oil
Suitable for tropical climates
Dust-proof

All Features

Length: 857
Width: 12,7 mm
Height: 9 mm
Profile (v-belt): XPA
Reference length ld: 857 mm
Inner length (li): 817 mm; 32,165 inch
Outer length (la): 914 mm
Material (cord): PE
Product line: CONTI V FO PIONEER
Colour (manufacturer): Black/Blue

Brand CONTI
02679247
EAN 4010858972684
Supplier number CONTI XPA857P

Frequently asked questions about this product

Answered by specialists

What are the dimensions of this V-belt?: This V-belt has an XPA profile, a width of 12,7 mm, a height of 9 mm, a datum length Ld of 857 mm, and an outside length La of 914 mm.
Which pulley type is compatible with this profile?: With its XPA profile, it is designed for use on standard SPA and XPA pulleys.
What material is the tension cord made of?: The belt features a PE (polyester) tension cord for stable and reliable power transmission.
What does the CONTI-VX ADVANCE designation mean for this PIONEER belt?: CONTI-VX ADVANCE is the direct successor to CONTI V FO PIONEER, sharing the exact same technical specifications and fit.
What applications is this V-belt designed for?: It is designed for demanding industrial drives in mechanical engineering, such as compressors, fans, and pumps.