ICON Alloys Hammer PRO 17x8.5 5x150 +25mm Satin Black Wheel
ICON Alloys Hammer PRO 17x8.5 5x150 +25mm Satin Black Wheel
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The ICON Alloys Hammer PRO is a 17×8.5-inch aluminum alloy off-road wheel in Satin Black, built around ICON's patented InnerLock bead-retention system (U.S. Patent No. 11,090,976), a DOT-compliant alternative to traditional beadlock wheels that keeps the tire bead secured at low pressures without the maintenance burden, specialty tools, or on-road legal restrictions that beadlocks carry. This listing is for the 5×150 bolt pattern at +25mm offset and 5.75-inch backspace.
Shipping: ICON parts ship direct from ICON Vehicle Dynamics, mostly by UPS Ground. Lead times vary by part and some items are built to order, so please allow extra time. We email tracking as soon as your order ships.
Bead Retention Without the Beadlock Trade-Offs
Running lower tire pressures off-road widens the contact patch and softens the ride, but it raises the risk of de-beading a tire under hard side loads. Traditional beadlock wheels solve that problem by mechanically clamping the bead, but they add rotational mass, demand regular re-torquing, require specialty mounting equipment, and are not legal for street use in most jurisdictions. The Hammer PRO's InnerLock system uses hardened alloy retention pins, thermochemically treated for corrosion resistance and sealed with SAE J1926 O-rings, to hold the bead in place without any of those compromises. The pins are removable, reusable, and replaceable, and the wheel is fully DOT compliant for mixed on-road and off-road use.
Tested Beyond the Machine's Limits
ICON subjected InnerLock to thousands of miles of real-world testing before sending wheels to an independent laboratory for FMVSS No. 139 Tire Bead Unseat Resistance testing, modified to 10 psi. In multiple test runs, the tire never de-beaded; the machine exceeded its own mechanical limit at over 7,600 lb of load before a failure could be recorded. The Hammer PRO carries a 3,650 lb load rating, and the aluminum alloy construction is engineered to maximize caliper clearance and optimize wheel position for full suspension travel and steering function. Offset and backspace dimensions are developed to reduce scrub radius, which translates to more predictable handling on and off pavement.
Included HALO Wheel Armor
Every Hammer PRO ships with HALO Wheel Armor, a high-grade aluminum ring that shields the wheel face from trail rash. The armor is segmented into 90-degree sections, so a single damaged quarter can be swapped out without replacing the entire ring. Individual segments can also be finished or color-matched independently for a customized look.
Features
- Patented InnerLock bead retention (U.S. Patent No. 11,090,976): hardened alloy pins with SAE J1926 O-ring seals hold the tire bead at low pressures while remaining DOT compliant
- 3,650 lb load rating: strength-tested aluminum alloy construction
- FMVSS No. 139 tested: independent lab testing exceeded 7,600 lb load without tire de-beading
- Included HALO Wheel Armor: removable, replaceable high-grade aluminum ring in replaceable 90° segments
- Application-specific geometry: offset and backspace engineered to maximize caliper clearance and reduce scrub radius
- Compatible with a wide variety of tires without shims or specialty mounting tools
Specifications
| Specification | Value |
|---|---|
| Diameter × Width | 17 × 8.5 in |
| Bolt Pattern | 5×150 |
| Offset | +25mm |
| Backspace | 5.75 in |
| Finish | Satin Black |
| Construction | Aluminum alloy |
| Load Rating | 3,650 lb |
| Packaged Weight | 45 lb |
| SKU | 21017855557SB |
Who This Is For and Isn't
The Hammer PRO suits off-road drivers who want the low-pressure traction benefits of a beadlock-style wheel without sacrificing DOT compliance for street driving. The 5×150 bolt pattern and +25mm offset make this listing specific to vehicles using that bolt pattern and geometry.
Application Note #211 states the Hammer PRO may not be compatible with all TPMS sensors that use rigid valve stems; flexible rubber valve stems are recommended for InnerLock pin clearance during tire mounting. This listing is for a single wheel; tires, TPMS sensors, and valve stems are not included. Professional mounting and balancing are recommended before installation.
Common Questions
Is the Hammer PRO legal for street use?
Yes. Unlike traditional beadlock wheels, the Hammer PRO with InnerLock technology is fully DOT compliant, making it legal for on-road use. The bead-retention system achieves its function through internal alloy pins rather than an external clamping ring, which is the design element that makes conventional beadlocks street-illegal in most jurisdictions.
Will the Hammer PRO work with my existing TPMS sensors?
The Hammer PRO may not be compatible with all TPMS sensors that use rigid valve stems. ICON's Application Note #211 recommends flexible rubber valve stems to ensure proper InnerLock pin clearance during tire mounting. Confirm your sensor type before ordering, or plan to source compatible flexible-stem sensors separately.
What is included with each Hammer PRO wheel?
Each Hammer PRO wheel ships with HALO Wheel Armor, a high-grade aluminum protective ring that mounts around the wheel face. The armor is segmented into 90-degree sections for partial replacement if one section is damaged. Tires, lug hardware, TPMS sensors, and valve stems are not included.
Can the InnerLock bead-retention pins be replaced if damaged?
Yes. The InnerLock alloy pins are designed to be removable, reusable, and individually replaceable. Each pin uses a SAE J1926 O-ring seal and is constructed from thermochemically treated high-strength alloy for corrosion resistance. Replacement pins can be sourced separately rather than replacing the entire wheel.
Does this listing cover one wheel or a set of four?
This listing is priced and sold per wheel. Order the quantity needed for your build. The packaged weight for a single Hammer PRO in this size is 45 lb.
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