RZR Turbo S 4 Stage 1 Dual Rate Spring Kit (W.E. Velocity) by ZBroz Racing

Transform your 4-seat Turbo S 4's factory W.E. Velocity shocks into a true dual-rate setup. The ZBroz Turbo S 4 Stage 1 dual rate spring kit W.E. Velocity includes progressive tender springs, main springs, and adjustable billet crossover rings — converting single-rate factory springs into a tunable dual-rate system. Gain 2" of lift, improved comfort, high-speed control, roll stability, and bottoming resistance — tuned for the 4-passenger Turbo S 4 chassis weight.

Key Features

• Converts single-rate to dual-rate via tender + main + crossover ring system
• Gain 2" of lift with full kit installation
• Adjustable billet crossover rings
• Progressive tender springs for small-bump compliance
• Main springs tuned for 4-seat chassis weight
• High-tensile silicone chrome wire springs
• Direct fit on OEM W.E. Velocity shocks
• Improves comfort, control, stability, and bottoming resistance
• Made in the USA

Specifications

• Type: Dual-rate spring kit with crossover rings (Stage 1)
• Includes: (2) Front Progressive Tender Springs, (2) Front Main Springs, (2) Front Crossover Rings, (2) Rear Tender Springs, (2) Rear Main Springs, (2) Rear Crossover Rings
• Shock compatibility: OEM Polaris W.E. Velocity (Turbo S 4)
• Lift: 2"
• Application: 4-seat Polaris RZR Turbo S 4 with W.E. Velocity factory shocks

Fitment

This Turbo S 4 W.E. Velocity springs kit fits the 4-seat Polaris RZR Turbo S 4 equipped with OEM W.E. Velocity shocks. For 2-seat Turbo S W.E. Velocity, see K30-PL1024-0. For Fox Live Valve-equipped Turbo S 4, see K30-PL1019-0/K30-PL1023-0.

Frequently Asked Questions

What does dual-rate do that single-rate doesn't?

A dual rate spring kit uses two spring rates — soft initial for small-bump comfort and progressive higher rate for big hits. Crossover ring lets you tune the transition.

What does this kit include?

The Turbo S 4 dual rate spring kit with crossover rings includes (2) front tender, (2) front main, (2) front crossover, (2) rear tender, (2) rear main, (2) rear crossover rings — complete dual-rate conversion.

Will it fit the 2-seat Turbo S?

No — this kit is 4-seat Turbo S 4 specific. For 2-seat Turbo S/W.E. Velocity, use K30-PL1024-0.

What if I have Fox Live Valve shocks?

Use K30-PL1019-0 (2018-2019) or K30-PL1023-0 (2020-2021) for Fox Live Valve-equipped Turbo S 4. Spring dimensions differ between shock types.

How much lift will I gain?

Typically 2" of lift with this kit installed, plus dramatically improved ride quality.

Why ZBroz Racing

ZBroz spring kits use tested designs with premium high-tensile silicone chrome wire. The Polaris RZR Turbo S 4 dual rate springs for W.E. Velocity shocks upgrade has been refined over multiple racing seasons. As a Stage 1 spring upgrade for Turbo S 4 W.E. Velocity, this delivers measurable ride quality at a fraction of new shock cost. The off-road Polaris RZR Turbo S 4 W.E. Velocity spring upgrade serious owners run. As a Turbo S 4 spring kit, this delivers full dual-rate conversion matched to W.E. Velocity hardware. The smart UTV dual rate springs and RZR Turbo S 4 springs path.

Order Yours Today

Upgrade your 4-seat Turbo S 4 ride. Add the ZBroz Turbo S 4 Stage 1 dual rate spring kit (W.E. Velocity) to your order. Shop/Order from Dunes 2 Dezert SXS.