Jconcepts

JConcepts 4.19" Rock Block 1.9 Rock Crawler Tires, Green Compound (2)

SKU: 4138-02

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Sale price $28.99

Pickup available at Key City Hobby

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  • (2) Rock Block 1.9" 1/10 Rock Crawler All Terrain Tires
  • (2) Open-Cell Foam Inserts


JConcepts 4.19" Rock Block 1.9 Rock Crawler Tires, Green Compound (2)

Conquer any trail with JConcepts Rock Block 1.9" Tires, engineered for maximum grip, rugged durability, and all-terrain performance.

The JConcepts Rock Block 1.9" 1/10 Rock Crawler All Terrain Tires deliver exceptional performance and versatility for serious crawling enthusiasts. Featuring a bold asymmetrical tread design with left and right markings, multi-faceted center blocks, and zig-zag lug patterns, these tires balance grip and flexibility across difficult terrain. Hefty sidewall lugging with connected wear bars, recessed logos, and continuous carcass thickness provide durability and a clean profile, while included open-cell foam inserts support the ride. Designed for industry-standard 1.9” bead mounting on plastic, aluminum, or steel wheels, the Rock Block combines precision engineering, all-condition performance, and JConcepts’ signature style for both competitive and recreational crawlers.

  • Bold asymmetrical Rock Block design
  • 4.19” overall diameter for Class 1 readiness
  • Left (L) and Right (R) markings
  • Fits standard 1.9” diameter wheels
  • Multi-faceted 3-block center structure
  • Zig-zag and recessed lug patterns
  • Hefty sidewall lugs with wear bars
  • Includes open-cell foam inserts
  • Scale: 1/10
  • Competition Class: Class 1
  • Diameter: 4.19in (120.65mm)
  • Inner Tire / Outer Wheel Diameter: 1.9in
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