×
Description
WB03 704 2100 STIHL RZ552 Belt | 5V/SPB 131.25 EL Aramid Wrapped
The STIHL WB03 704 2100 Belt is a genuine OEM replacement drive belt designed for compatible STIHL RZ Series zero-turn mowers with 52-inch mower decks. This heavy-duty wrapped belt features a 5V/SPB profile, 131.25-inch effective length, and aramid construction for demanding mower deck applications.
Features That Make a Difference
-
Genuine STIHL OEM replacement belt
-
Part Number: WB03 704 2100
-
Application: RZ552 Series
-
Belt Profile: 5V/SPB
-
Effective Length: 131.25"
-
Construction: Aramid
-
Design: Wrapped
-
Designed for compatible 52-inch mower deck pulley and idler systems.
-
Built for reliable power transmission in demanding mowing applications.
Specifications
| Specification | Details |
|---|---|
| Part Number | WB03 704 2100 |
| Product | Mower Deck Drive Belt |
| Application | RZ552 Series |
| Belt Profile | 5V/SPB |
| Effective Length | 131.25" |
| Material / Construction | Aramid |
| Design | Wrapped |
| Deck Size | 52" |
| Product Type | Mower Drive Belt |
| Brand | STIHL |
| Replacement Type | Genuine OEM |
Compatible Models
Based on the supplied STIHL application information, this belt is associated with the following 52-inch mower deck applications:
-
RZ 552.0 — 52" Mower Deck - Pulleys, Belts & Idler Arms
-
RZ 552.0 K — 52" Mower Deck - Pulleys, Belts & Idler Arms
-
RZ 752.0 K — 52" Mower Deck - Pulleys, Belts & Idler Arms
-
RZ 752.0i — 52" Mower Deck - Pulleys, Belts & Idler Arms
-
RZ 752.0i K — 52" Mower Deck - Pulleys, Belts & Idler Arms
Always verify the exact mower model, deck configuration, and current STIHL parts diagram before ordering.
Built for Reliable Power Transfer
The mower deck drive belt transfers rotational power through the deck's pulley and idler-arm system. Proper belt condition is essential for consistent blade operation and cutting performance.
The aramid construction is designed for demanding belt-drive applications where durability and reliable power transmission are important.
A worn or damaged belt may cause:
-
Belt slipping
-
Reduced blade performance
-
Unusual belt noise
-
Poor cutting performance
-
Excessive vibration
-
Visible cracking or fraying
Belt Specifications Explained
5V/SPB: Identifies the belt's industrial V-belt profile.
131.25 EL: Indicates the belt's effective length of approximately 131.25 inches.
LG ARAMID: Indicates aramid-reinforced construction designed for demanding drive applications.
WRPD: Indicates a wrapped belt construction, where the belt's outer surface is covered for protection and durability.
When Should You Replace the Belt?
Inspect the belt regularly for:
-
Cracks
-
Fraying
-
Glazing
-
Stretching
-
Damaged wrapping
-
Exposed reinforcement
-
Excessive wear
-
Belt slipping during operation
Replace the belt if it shows significant wear or damage.
Installation & Maintenance
Before servicing the mower deck:
-
Turn off the mower engine and remove the ignition key.
-
Make sure the blades and all moving components have completely stopped.
-
Follow the STIHL procedure for safely accessing the mower deck.
-
Remove the existing belt from the pulley and idler system.
-
Route the replacement belt according to the applicable belt-routing diagram.
-
Make sure the belt is fully seated in each pulley.
-
Inspect the idler arms and pulleys for excessive wear.
-
Verify proper belt tension and alignment before operating the mower.
Always follow the current STIHL operator's and service instructions for your specific mower.
Important Compatibility Information
Part Number: WB03 704 2100
Product: BELT, RZ552
Specification: 5V/SPB, 131.25 EL, LG ARAMID, WRPD
The supplied applications indicate use with 52-inch RZ Series mower decks, including RZ 552.0 and RZ 752.0 models.
Verify the exact mower model and current parts diagram before ordering.
Why Buy from Barry’s Power Equipment?
Barry’s Power Equipment provides quality OEM replacement parts for STIHL outdoor power equipment.
-
Genuine OEM replacement parts
-
Quality STIHL mower components
-
Professional-grade replacement belts
-
Competitive Pricing
-
Fast Shipping
-
Expert Customer Support
Keep your RZ Series mower deck operating reliably with the STIHL WB03 704 2100 5V/SPB Aramid Wrapped Drive Belt.
SEO Keywords: WB03 704 2100, WB037042100, STIHL WB03 704 2100, STIHL RZ552 belt, RZ 552 belt, RZ 552.0 belt, RZ 552.0 K belt, RZ 752 belt, RZ 752.0 K belt, RZ 752.0i belt, RZ 752.0i K belt, STIHL 52 inch mower belt, STIHL 52" deck belt, STIHL 5V belt, STIHL SPB belt, 131.25 inch belt, aramid mower belt, wrapped mower deck belt, STIHL zero turn mower belt, STIHL OEM belt, STIHL mower replacement parts, Barry’s Power Equipment.

