What are the dimensions of this V-belt?

This V-belt features a width of 9.7 mm, a height of 8 mm, and a datum length Ld of 637 mm (outer length La is 649 mm).

Which profile does this Conti V-belt use?

It features a cogged XPZ narrow profile and corresponds to the RMA standard 3VX251 / 3VX 252.

What material is the tension cord made of?

The tension member is made of high-strength polyester (PE) to ensure durable and reliable power transmission.

What are the typical applications for the Conti XPZ 637 belt?

It is designed for demanding drives in mechanical engineering and industrial machinery running at high speeds.

CONTI XPZ637P CONTI V FO PIONEER belt XPZ 637 Ld Pio 3VX 252

Name: CONTI XPZ637P CONTI V FO PIONEER belt XPZ 637 Ld Pio 3VX 252
Brand: CONTI
SKU: 02678978
Price: 21.05 EUR
Availability: InStock

Supplier number: CONTI XPZ637P | EAN 4010858979577

21.05 tax incl.

€17.39 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 6 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

✆ Talk to a specialist

Efficient power with the XPZ 637

Practical benefits

Smooth high torque transfer: You transfer heavy loads efficiently thanks to the raw-edge cogged profile designed for optimal grip.
Strong resistance to stretch: The integrated PE cord provides high tensile strength, keeping tension consistent over long working periods.
Flexible on small pulleys: You can run compact drive systems smoothly without risking premature cracking or excessive friction.

In a nutshell

The right choise for

With the Conti xpz 637 V-belt from the Conti-V fo Pioneer range, you ensure smooth and dependable power transmission across your industrial machinery. Designed with a raw-edge cogged xpz narrow profile measuring 9.7 mm in width and a datum length Ld of 637 mm, it provides exceptional grip on compact pulleys with tight bending radii to eliminate drive slippage. The integrated pe tension cord prevents unwanted stretching during heavy-duty operation on compressors, pumps, fans, and generators. This durable setup delivers consistent torque transfer and keeps your critical equipment running efficiently with minimal maintenance.

Product information FAQ

€21.05

In stock - tax incl.

Key features according to our expert

Length: 637
Width: 9,7 mm
Height: 8 mm
Profile (V-belt): XPZ
Reference length Ld: 637 mm
Inner length (Li): 599 mm; 23,582 inch
Outer length (La): 649 mm
Material (cord): PE
Product line: CONTI V FO PIONEER
RMA: 3VX251
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: 637
Width: 9,7 mm
Height: 8 mm
Profile (v-belt): XPZ
Reference length ld: 637 mm
Inner length (li): 599 mm; 23,582 inch
Outer length (la): 649 mm
Material (cord): PE
Product line: CONTI V FO PIONEER
Rma: 3VX251
Colour (manufacturer): Black/Blue

Brand CONTI
02678978
EAN 4010858979577
Supplier number CONTI XPZ637P

Frequently asked questions about this product

Answered by specialists

What are the dimensions of this V-belt?: This V-belt features a width of 9.7 mm, a height of 8 mm, and a datum length Ld of 637 mm (outer length La is 649 mm).
Which profile does this Conti V-belt use?: It features a cogged XPZ narrow profile and corresponds to the RMA standard 3VX251 / 3VX 252.
What material is the tension cord made of?: The tension member is made of high-strength polyester (PE) to ensure durable and reliable power transmission.
What are the typical applications for the Conti XPZ 637 belt?: It is designed for demanding drives in mechanical engineering and industrial machinery running at high speeds.