OVERVIEW
The Moose Poly Case Saver is a dedicated engine guard designed to shield your Honda ATV’s lower casing from catastrophic failures caused by broken drive chains and trail debris. Crafted from dense, energy-absorbing polyurethane, this component mounts directly to the base of the engine housing using existing factory fasteners. Specifically engineered for the Honda TRX450 ATV platform, it delivers essential mechanical backup during aggressive sport-trax operations or competitive track conditions.
ENGINEERING & PERFORMANCE
This polyurethane guard intercepts sudden kinetic strikes by flexing upon impact instead of fracturing, effectively channeling chain shock away from vulnerable aluminum housings. The specialized compound retains its structural geometry through continuous trail vibration and temperature fluctuations, preventing warping or hardening over time. Precision contour mapping creates a tight seal around bolt zones to eliminate lateral movement that typically causes rattles and accelerated wear. Standard bolt-on architecture enables immediate installation without drilling, custom brackets, or professional fabrication.
KEY FEATURES
- Energy-absorbing polyurethane composition
- Deflects snapped chain impacts from the engine case
- Precision-molded to sit flush with zero gaps
- Flexes under collision loads instead of cracking
- Reinforced structural build for extended trail life
- Direct bolt-on mounting using existing hardware
- Made in USA to manufacturer specifications
- Complete drop-in replacement for unprotected engines
TECHNICAL SPECIFICATIONS
- Brand: Moose Racing
- Part Name: Poly Case Saver
- Accessory Type: Engine Case Protector
- Material: Energy-absorbing polyurethane
- Supported Years: 2006–2009, 2012
- Compatible Trims: TRX450R, TRX450ER Electric Start
FITMENT
- Honda TRX450R (2006–2009)
- Honda TRX450R (2012)
- Honda TRX450ER (2006–2009)
WHY RIDERS CHOOSE THIS
Riders select this case saver because a single thrown drive chain frequently compromises crankcase integrity, leaving expensive machine shop repairs as the only alternative. The dense polyurethane blend absorbs and redirects destructive impact forces, keeping primary internal components sealed and fully operational across repeated collision events. Precise mounting geometry locks firmly without play, maintaining consistent coverage and silent operation regardless of suspension travel or terrain severity. This straightforward protection strategy extends overall engine lifespan while demanding minimal effort to install and maintain on trail-built or race-prepped quads.