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Product Highlights & Commentary

Expert Engineering Analysis

Engineered for sustained lumbar stability, the SPIDI Biomechanic Belt utilizes a hybrid construction of punched mesh and elasticized fabrics to deliver targeted postural support without compromising mobility. This architectural approach is specifically tailored for long-distance touring and endurance riding, where maintaining an upright spine is critical for rider endurance. The internal plastic components act as rigid structural anchors that counteract the natural slumping of the lower back, effectively bridging the gap between passive comfort and active biomechanical correction. By distributing load evenly across the lumbar region, the belt ensures that the rider’s core remains engaged and aligned, reducing the cumulative fatigue associated with hours in the saddle.

The ergonomic profile is defined by the integrated ERGOFIT SYSTEM, which provides a precise, customizable fit that adapts to the unique geometry of each rider’s torso. This system works in tandem with the fully elasticized closures to allow for unrestricted range of motion, ensuring that the belt moves in sync with the body rather than restricting it. The punched mesh fabric and dedicated vents create a high-airflow environment that actively manages heat and moisture, preventing the buildup of sweat during extended sessions. With an average weight of only 0.3 kg, the belt is virtually weightless on the body, allowing the rider to breathe freely and maintain a natural riding posture without the sensation of wearing bulky protective gear.

While designed primarily for ergonomic enhancement, the belt’s mechanical tolerances and material integrity ensure it withstands the rigors of daily motorcycle use. The robust elasticized fabric and durable mesh construction are built to retain their supportive properties over time, offering consistent performance whether you are navigating city traffic or highway cruising. Maintenance is straightforward, requiring only a hand wash below 40°C and drip line drying to preserve the elasticity and structural integrity of the components. This focus on durability and ease of care ensures that the lumbar support remains reliable and effective, providing a premium level of comfort and postural health for the serious motorcyclist.

Product Classification

Technical Riding ApparelAPPAREL > Armored Protection & Braces > Technical Riding Apparel

Unit / Package Weight

0.63 lbs (0.29 kg)

Discipline & Application

Street

Manufacturer Spotlight:SPIDI(Est. 1977, Sarego (Vicenza), Italy)

Motorsport Lifestyle — Italian technical motorcycle apparel, patented Warrior protection, and MotoGP innovation since 1977.

SPIDI

SPIDI LUMBAR BIOMECHANIC BELT

$69.90

Available

RIDER SIZING SPECIFICATION | Human Body & Headform Sizing

Helmets and apparel are sized to human body measurements. View the Official Sizing Guide below.

Select Size: M

Proceed to Checkout

Free US ShippingOrders over $150

30-Day ExchangesHassle-free size swap

Manufacturer WarrantyNot Available

SPIDI Technical Performance & Engineering

Key engineered features, technical highlights, and manufacturer specifications

Authentic Specifications

Materials & Construction (2)

OEM Technical Standards

Punched mesh fabric
Elasticized fabric

Performance & Aerodynamics (2)

OEM Technical Standards

Vents
Average weight 0,3 Kg

Care & Maintenance (1)

OEM Technical Standards

Hand wash below 40 °C - Do not bleach - Drip line drying - Iron at maximum sole plate temperature (110 °C) - Do not dry clean - Do not wring

End of Product Information

Complete Your Setup

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Factory Technical Reference

Verified Workshop Blueprints & Maintenance Specs

Explore All 122 Verified Workshop Platforms →

Servicing your machine? Cross-reference factory torque values, fluid capacities, chain pitches, and tire pressures directly from certified workshop service manuals before installation.

Harley-Davidson · 2017–2024

Road Glide / Street Glide M8

Milwaukee-Eight 107/114/117ci

4.0 qt 20W-50 | Formula+ Primary | 80W-140 Trans

Yamaha · 2020–2025

Ténéré 700 (T7)

689cc CP2 Crossplane Twin

2.6 L 10W-40 | 525 Chain | 90/90-21 & 150/70R18

Honda · 2020–2025

CRF1100L Africa Twin

1084cc Unicam Parallel Twin

4.0L Manual / 4.2L DCT | SILMAR8A9S Iridium

Kawasaki · 2019–2025

Ninja ZX-6R (636)

636cc DOHC Inline-Four

3.6 L 10W-40 | 520 Chain (112L) | 127 N·m Axle

Polaris · 2019–2025

RZR XP 1000 / XP 4

999cc ProStar DOHC Twin

2.5 qt PS-4 5W-50 | AGL Trans | Demand Drive

Can-Am · 2018–2025

Maverick X3 Turbo / Turbo R

Rotax ACE 900cc Turbocharged

3.5 L 0W-40 | QRS-X CVT | 75W-140 Gearbox

Polaris · 2018–2025

General 1000 / XP 1000

999cc ProStar 100 HP Twin

2.5 qt PS-4 5W-50 | 122 N·m Lug | AGL Gearcase

Can-Am · 2020–2025

Defender HD10 / MAX

Rotax 976cc V-Twin 82 HP

2.2 L 5W-40 | 100 N·m Lug | PRO-TORQ CVT

Verified Technical Reference

Frequently Asked Questions

Consult the authentic option and part number matrix under the Technical Specifications and Fitment tab. You can match the authentic OEM Manufacturer Part Number (MPN) or ride model specifications to confirm exact compatibility.

Photo 1 of 2 | Click to Enlarge

Product Highlights & Commentary

Expert Engineering Analysis

Product Classification

Technical Riding ApparelAPPAREL > Armored Protection & Braces > Technical Riding Apparel

Unit / Package Weight

0.63 lbs (0.29 kg)

Discipline & Application

Street

Manufacturer Spotlight:SPIDI(Est. 1977, Sarego (Vicenza), Italy)

Motorsport Lifestyle — Italian technical motorcycle apparel, patented Warrior protection, and MotoGP innovation since 1977.

SPIDI

SPIDI LUMBAR BIOMECHANIC BELT

$69.90

Available

RIDER SIZING SPECIFICATION | Human Body & Headform Sizing

Helmets and apparel are sized to human body measurements. View the Official Sizing Guide below.

Select Size: M

Proceed to Checkout

Free US ShippingOrders over $150

30-Day ExchangesHassle-free size swap

Manufacturer WarrantyNot Available

SPIDI Technical Performance & Engineering

Key engineered features, technical highlights, and manufacturer specifications

Authentic Specifications

Materials & Construction (2)

OEM Technical Standards

Punched mesh fabric
Elasticized fabric

Performance & Aerodynamics (2)

OEM Technical Standards

Vents
Average weight 0,3 Kg

Care & Maintenance (1)

OEM Technical Standards

Hand wash below 40 °C - Do not bleach - Drip line drying - Iron at maximum sole plate temperature (110 °C) - Do not dry clean - Do not wring

End of Product Information

Complete Your Setup

Frequently Paired Accessories & Tools

XPD

MPN	Z158-M
DPN2	Z158-010-M
SKU	20Z158M
EAN	8030161147308
MMW	0069900000000034955000
Selected Option / Variant	SPIDI LUMBAR BIOMECHANIC BELT - Black/Grey - M
Package Shipping Weight	0.63 lbs
Shipping Box Dimensions	Not Available
Freight Classification Code	SFR
Origin	Not Available
Safety	Not Available
Wps L1	Apparel
Comfort	Not Available
Ergonomy	Integrated adjustment system ERGOFIT SYSTEM; Back ergonomic postural support
Warranty Coverage	Not Available
Materials	Punched mesh fabric; Elasticized fabric
Maintenance	Hand wash below 40 °C - Do not bleach - Drip line drying - Iron at maximum sole plate temperature (110 °C) - Do not dry clean - Do not wring
Performance	Vents; Average weight 0,3 Kg