The Racing Ultra Light Level 2 Spine Protector, developed with Jakub Smrz, meets the highest EN 1621-2: 2014 certification standard. This spine protector has been crafted to provide maximum safety without compromising comfort or mobility, making it ideal for professional racers and daily riders alike.

Its multi-layer polyurethane construction ensures excellent shock absorption, retaining its protective qualities even after repeated impacts. Designed for maximum mobility, the breathable cover keeps riders cool during long races. The adjustable waist belt and elastic straps allow for a perfect fit, making it comfortable for long use.

Whether you're tackling the demands of the racetrack or enjoying a day-to-day ride, the Ultra Light Level 2 Spine Protector offers unbeatable protection and comfort.

Key Features:

• Lightweight, multi-layer polyurethane for superior protection
• Breathable cloth cover for added comfort
• Adjustable waist belt (4 inches wide) and elastic straps (1.2 inches wide)
• Tested for residual force transmission of only 5.5kN
• Available in sizes S, M, L
• Weighs 14.8 oz (S), 16.5 oz (M), 19.9 oz (L)

Got questions? Contact us.

The 3D-Protector Sas Tec offers visco-elastic soft foam with superior shock absorption, providing optimal protection for 4SR Kevlar jeans, racing suits, and leather pants. These protectors are barely noticeable, offering great comfort without adding bulk. Designed for high-end engineering and superior safety, they meet the required standards for motorcycle gear.

Key Features:

• Surpasses the required values of EN 1621-1:2012
• Lightweight and flexible
• Protectors can still be used after impact
• Washable (hand launder separately, water absorption less than 1%)
• Compatible with 4SR Kevlar jeans, racing suits, and leather pants

Got questions? Contact us.

At 4SR, we know that a perfectly fitted racing suit is essential for every rider. That’s why we customize each suit to match the individual needs and unique physical proportions of every racer. Whether you have a specific color scheme in mind, need sponsor logos, names, numbers, or fully personalized designs, we can bring your vision to life.

Our custom suits can be tailored with high-quality printed logos, sewn leather logos, embroidery, or laser-burning techniques, ensuring exceptional detail, durability, and style on the track.

Before placing an order, please contact us at sales@4sr-leathers.com.au to receive more information and a personalized design preview tailored to your style. We’re excited to collaborate with you and create the ultimate racing suit.

Custom suit pricing: AUD $2,300 – $3,500, depending on design complexity and materials used.

Check out our videos where 4SR racers share why they compete in the British Supersport Championship and why they choose 4SR leathers. Watch in the video tab below!

The Racing Replica Smrz Motorcycle Suit is crafted for high-performance riders, inspired by Jakub Smrz’s test suit from the British Superbike Championship (BSB). This men's suit offers unrivaled protection and mobility, engineered to withstand the most demanding race conditions. Made with 1.2 mm premium cowhide leather, it combines durability, comfort, and striking aesthetics for riders who expect nothing less than the best.

Our 4SR suits are designed with 18 strategically placed Betac protectors, providing full protection for shoulders, elbows, and knees. These protectors are certified to EN 1621-1: 2012 standards, ensuring maximum safety and performance in both high and low temperatures.

Key Features:

• Material: 1.2 mm premium cowhide leather available in black, white, and fluorescent red with camo detailing.
• Protection: High-quality Betac protectors for shoulders, elbows, and knees, certified to EN 1621-1: 2012 standards.
• Replaceable Elbow Sliders: 4SR's Elbow Down TECH sliders, available in multiple colours, provide extra versatility and protection.
• Comfort and Mobility: Extensive Kevlar stretch panels strategically placed in the crotch, underarms, and back of the knees allow for maximum flexibility during intense races.
• Aerodynamic Hump: Designed with a hollow space for Camelbak hydration systems, keeping you hydrated while riding.
• Ventilation: Full perforation on the front and local perforations in the underarms allow maximum airflow, keeping you cool during intense rides.
• Reinforced Seams: Double and triple seams in high-stress areas to ensure durability and longevity.
• Zippers: Equipped with original YKK zippers for durability and smooth operation.
• Extras: Includes Sas-Tec chest and back protectors for comprehensive body protection and comes with knee sliders.

Whether you're racing or riding the track, the Racing Replica Smrz Suit ensures that you stay safe and comfortable without compromising style.

Got questions? Contact us.

Our motorcycle suits are frequently worn at the BSB Championship, one of the toughest superbike competitions. These suits are built to withstand maximum strain during frequent falls, ensuring the highest safety with well-placed protectors.

The 4SR RR Evo III Smrz two-piece suit features 17 ergonomically placed protectors, offering unmatched protection for riders. Race-inspired details like pre-curved arms, 3D mesh lining, and Kevlar stretch materials ensure optimal performance and comfort for riders on and off the track.

Key Features:

• Premium 1.2 mm Cowhide Leather: Constructed from durable leather in Black, White, and Fluorescent Red for enhanced protection.
• Replaceable Elbow Down TECH Sliders: Provides added impact protection, easily replaceable for continued safety.
• Betac Protectors: High-quality, ergonomically placed Betac protectors on shoulders, elbows, and knees, certified to EN 1621-1:2012 standards.
• Durable YKK Zippers: Original YKK zippers ensure long-lasting performance.
• Ventilated Design: Local perforations under the arms for improved airflow and comfort during rides.
• 3D Mesh Lining: Enhances breathability, keeping you cool and comfortable in various riding conditions.
• Kevlar Stretch Panels: Extensive Kevlar panels for maximum flexibility and unrestricted movement.
• Improved Mobility: Optimized leather panels on the back enhance flexibility and rider mobility.
• Aerodynamic Speed Hump: Reduces drag, designed for high-performance riding.
• Reinforced Seams: Double and triple seams provide added durability in high-stress areas.
• Comfortable Fit: Kevlar stretch cuffs and a soft, comfortable collar for superior comfort.
• Reflective Logo: Reflective logo on the collar enhances visibility in low-light conditions.
• Practical Storage: Two internal pockets for convenient storage of personal items.
• Versatile Jacket Design: Jacket can be worn separately from the pants, offering flexible usage.
• Optional Sas-Tec Protectors: Compatible with certified Sas-Tec chest and back protectors for extra safety.
• Knee Sliders Included: Comes equipped with durable knee sliders for additional protection.

This special edition RR Evo III Smrz suit was originally designed for Jakub Smrz during the BSB Championship. Now, it’s available for those seeking the ultimate in style and protection.

What Makes 4SR Suits Stand Out:

• Ability to attach the jacket to Kevlar jeans.
• Perforated sides for enhanced ventilation.
• Seamless Kevlar stretch panels under the armpits and crotch for comfort.
• Patented 4SR seam design in high-abrasion areas, sewn 4x for extra protection.
• Two layers of leather in key areas: elbows, shoulders, hips, and seat.
• 4SR leather passed TÜVRheinland® testing for 11.2 seconds of abrasion resistance, meeting the EN 13595-2: 2002 standard.

Got questions? Contact us.

RR Evo III Neon Motorcycle Suit

Introducing the 2PC RR Evo III Neon suit—refined and built for serious riders who demand high performance and safety. This suit has been tested in the intense conditions of the British Superbike Championship (BSB) and is trusted by professional racers for its durability and protection.

The suit includes 17 ergonomically placed protectors, the highest number found in line-produced racing suits. These protectors are placed strategically at the shoulders, pre-curved arms, knees, and more, with Kevlar stretch panels in key areas for flexibility and comfort.

Our production process mirrors the way we make factory racers' suits, ensuring that each suit provides exceptional protection, mobility, and comfort. With the seamless Kevlar stretch in high-movement areas like the underarms and knees, you'll feel comfortable and protected no matter the race conditions.

4SR Elbow Down Tech adds further protection with replaceable elbow sliders, and our additional plastic shoulder and knee protectors are available in various colours like Black, Fluorescent Red, and Neon Yellow.

Key Features:

• Premium 1.2 mm Cowhide Leather: Available in Black, Fluorescent Yellow, and Fluorescent Red for durability and style.
• Replaceable Elbow Down Tech Sliders: Provides extra protection and can be easily swapped out when needed.
• High-Quality Betac Protectors: Certified to EN 1621-1:2012 standards, these protectors cover the shoulders, elbows, and knees for maximum safety.
• Viscofoam Memory Protectors: Added on the hips, backbone, collarbones, and forearms for superior impact absorption.
• Reliable YKK Zippers: Ensures long-lasting durability and smooth functionality.
• Perforated Underarm Panels: Enhances airflow to keep you cool during intense rides.
• 3D Mesh Lining: Offers breathable comfort, even on long rides.
• Kevlar Stretch Panels: Increases flexibility and allows for a full range of movement.
• Pre-Curved Sleeves: Designed to support the perfect riding posture.
• Aerodynamic Speed Hump: Reduces drag for improved performance at high speeds.
• Reflective Logo: Positioned on the collar for enhanced visibility in low-light conditions.
• Dual Inside Pockets: Convenient storage for small essentials.
• Versatile Design: The jacket can be worn separately from the pants.
• Airbag System Compatibility: Works seamlessly with In & Motion and Alpinestars Tech-Air® airbag systems.

What's Included:

• 4SR Elbow Down Tech Sliders (available in multiple colours).
• Black knee sliders for additional knee protection.
• Optional Sas-Tec certified chest and back protectors (available for added safety).

Got questions? Contact us.
 

The 4SR Scrambler Petroleum Men's Leather Motorcycle Jacket draws inspiration from the essence of petrol and the timeless appeal of luxury leather. Crafted from premium 1.1 mm buffalo leather, this jacket offers both style and durability, making it an ideal choice for riders who value quality and design.

Featuring market-leading Level 2 Safe Tech protectors on the shoulders and elbows (certified to EN 1621-1:2012 Level 2 T+), this jacket provides superior protection without compromising comfort. The quilted shoulders are designed to fit perfectly around the protectors, giving you a fully fitted feel when riding.

Practicality meets style with three external and three internal pockets, allowing ample storage for your essentials. The ergonomic design includes a longer back for better coverage, a shorter collar for a modern look, and an adjustable waist for a personalised fit. Local perforations offer ventilation on hot summer days, ensuring comfort in various riding conditions.

For added safety, the Scrambler Petroleum jacket can be equipped with an optional certified Sas-Tec back protector. It also easily connects to leather trousers or jeans using long or short zippers, enhancing its versatility as part of your riding gear.

Key Features:

• Premium 1.1 mm Buffalo Leather: Durable construction for longevity and style.
• Level 2 Safe Tech Protectors: Shoulders and elbows protected with EN 1621-1:2012 Level 2 T+ certified armor.
• Detachable Protectors: Fully removable for customised comfort and convenience.
• Quilted Shoulders: Adds style and ensures a snug fit around protectors.
• Ventilation Perforations: Localised perforations provide airflow on warm days.
• Ergonomic Design: Longer back and adjustable waist for optimal riding comfort.
• Multiple Pockets: Three external and three internal pockets for ample storage.
• Durable Metal YKK Zippers: High-quality zippers for reliability.
• Short Collar: Modern design for enhanced comfort.
• Connectivity: Can be attached to leather trousers or jeans via long or short zippers.
• Back Protector Compatible: Option to add a certified Sas-Tec back protector for additional safety.

Got questions? Contact us.

Our RR Evo III Ellison Motorcycle Racing Suit is a premium choice for riders who demand safety, mobility, and performance. Widely used in the BSB British Superbike Championship, this suit is built for extreme conditions, ensuring the highest level of protection and durability.

Key Features:

• 17 ergonomic protectors strategically placed on shoulders, elbows, and knees, certified according to EN 1621-1:2012.
• Kevlar stretch panels in the crotch, underarm, and back of the knee for enhanced flexibility.
• Pre-curved sleeves and optimised fit for maximum rider comfort.
• 3D mesh lining for breathability and cooling airflow.
• Double and triple stitching in high-stress areas for durability.
• Replaceable Elbow Down TECH sliders in various colour options: Black, Fluorescent Red, Fluorescent Yellow, Standard Red.
• Aerodynamic speed hump for improved riding dynamics.
• Stylish camo print and reflective logos for added visibility.
• Comes with black knee sliders and the option to attach certified chest and back protectors.

The RR Evo III Ellison was originally designed for James Ellison in the McAMS Yamaha BSB Championship. Now, it’s available for you.

This two-piece suit is made from 1.2 mm cowhide leather in a striking combination of black, white, fluorescent yellow, and red. It includes extended Kevlar stretch areas for flexibility and pre-curved sleeve construction for a natural riding position. It can be paired with Kevlar jeans for casual use or used for competitive racing with the addition of chest and back protection systems.

Got questions? Contact us.

Inspired by the timeless appeal of custom Bobber motorcycles, the 4SR Bobber Jacket combines style with top-notch functionality. Made from light waxed buffalo hide, the natural grain of the leather gives each jacket its unique character.

Key Features:

• Material: 1.1 mm premium cowhide and buffalo leather
• Unique Design: Each jacket is one of a kind
• Protectors: High-quality Safe Tech protectors on the shoulders and elbows, certified to EN 1621-1:2012 Level 2 T+
• Detachable Protectors: All protectors can be fully removed
• Ventilation System: Keeps you cool on hot rides
• Collar: Short sports-style collar for comfort
• Storage: Two outer pockets and three inside pockets
• Fit: Ergonomically shaped with a longer back for better coverage
• Adjustable Waist: Custom fit with a variable waist
• Compatibility: Can be equipped with a Sas-Tec® certified back protector
• Versatile Connection: Zips easily to leather trousers or jeans with long and short zipper options

This jacket is not just protective but also enhances your riding experience with its stylish, ergonomic design.

Got question? Contact us.

The Roadster II – Pearl White jacket is designed specifically for naked bikes and streetfighter riders, offering a perfect blend of style, protection, and comfort. Its black-and-white design enhances the Roadster II collection and is crafted for a snug fit that maintains flexibility and freedom of movement.

The jacket comes with perforated leather sections from the armpit to the wrist for improved ventilation on hot rides. This ensures that you stay cool while maintaining optimal protection levels with Safe Tech's EN 1621-1:2012 Level 2 T+ certified protectors on the shoulders and elbows. Our quilted shoulders perfectly align with the protective elements, giving a tailored feel when riding.

Key Features:

• Material: Premium 1.1 mm cowhide leather in black and pearl white
• Zippers: High-quality YKK zippers for durability
• Protection: Safe Tech protectors on shoulders and elbows, certified to EN 1621-1:2012 Level 2 T+ standards
• Detachable Protectors: All protectors can be fully removed
• Ventilation: Perforated leather panels for ventilation, making it ideal for hot weather
• Collar: Short sports collar for added comfort
• Storage: Two exterior and three interior pockets
• Thermo-lining: Comes with a detachable Thermolite liner for colder rides
• Fit: Ergonomic design with a longer back section and adjustable waist
• Lining: Stylish silver lining
• Compatibility: Can be equipped with Sas-Tec certified back protector
• Connection Options: Can be zipped to leather pants or jeans for a full suit

This jacket offers a sleek combination of modern protection with timeless style, perfect for riders looking for a protective yet comfortable jacket with a unique look.

Got questions? Contact us.

The B - Monster Motorcycle Jacket is crafted for riders who seek both style and protection. Made from premium buffalo leather, this jacket offers superior durability and comfort on the road. With certified protection and a sleek design, the B - Monster jacket is perfect for both highway cruising and city rides.

Key Features:

• Premium Buffalo Leather: 1.1 mm thick buffalo leather for durability and long-lasting wear.
• Certified Protection: Safe Tech protectors for shoulders and elbows, EN 1621-1 certified.
• Convenience: Three outer pockets and three inner pockets for secure storage.
• Comfort: Metal YKK zippers and a breathable inner lining for added comfort during long rides.
• Versatility: Fully detachable protectors allow the jacket to be worn as a casual piece off the bike.

Whether you're hitting the highway or cruising through town, the B - Monster Motorcycle Jacket ensures you ride in style and safety.

Got questions? Contact us!

The 4SR Chest Protector is designed for riders prioritising safety and comfort. Developed in collaboration with Sas-Tec, this chest protector features advanced viscoelastic material with memory effect. It efficiently absorbs impact and significantly enhances rider safety during crashes, while remaining lightweight and flexible.

This chest protector is loved for its elasticity, ensuring it adapts to your movements without restricting you. It’s so comfortable, you’ll hardly notice it’s there. The Velcro fastener allows for easy attachment to all 4SR racing one-piece suits and RR Evo Edition two-piece suits, giving you both convenience and protection on the road or track.

Key Features:

• Material: Made from advanced viscoelastic material for impact absorption.
• Safety: Memory effect technology that absorbs crash impact to increase safety.
• Design: Lightweight and flexible, adapts to all movements while riding.
• Attachment: Features a Velcro fastening system compatible with 4SR racing and Evo suits.
• Fit: Designed for all 4SR one-piece and two-piece suits for easy integration.

Upgrade your protective gear with the 4SR Chest Protector for a safer and more comfortable riding experience.

Got questions? Contact us.

Looking for a motorcycle sweatshirt that won’t weigh you down? The 4SR Kevlar® Sweatshirt Logo offers a stylish, abrasion-resistant design without the bulk of traditional Kevlar-lined gear. This single-layer sweatshirt is made with lightweight, breathable Kevlar fabric, perfect for city rides and everyday wear. Stay cool and comfortable while staying protected.

The grey Kevlar® motorcycle sweatshirt features 2D embroidery of the 4SR logo and is crafted from unique Kevlar® fibres. Unlike other motorcycle sweatshirts that need extra reinforcements in select areas, this sweatshirt offers full coverage protection from abrasions and cuts. Tested by TÜV Rheinland®, it meets the EN 17092-4 Level A standards, making it reliable even at 45 km/h.

Designed for urban riders, this sweatshirt is not only functional but also looks great as casual wear.

4SR Kevlar reinforced motorcycle Sweatshirt Logo:

• Material: 60% Kevlar® fibres, 40% cotton
• Colour: Dark grey marl with black 2D embroidery
• Breathable and ventilated fabric to keep you cool
• Extended cut for added comfort and better fit
• Elastic ribbed cuffs, collar, and hem for a secure fit
• TÜV Rheinland® EN 17092-4 Level A certified (abrasion test at 45 km/h)
• No integrated protectors, but it fits well with the Racing Ultra Light Level 2 Back Protector or the Six-Pack Base Top.

With its lightweight and breathable design, this Kevlar sweatshirt is a must-have for riders looking for comfortable and protective gear.

Got questions? Contact us.