Tires Overview:
Conquer any trail with JConcepts Rock Block 1.9″ Tires, engineered for maximum grip, rugged durability, and all-terrain performance.
About the Rock Block Tires
Advanced Traction, Rugged Design
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.
Features:
- 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
Includes:
- (2) Rock Block 1.9″ 1/10 Rock Crawler All Terrain Tires
- (2) Open-Cell Foam Inserts
Specifications:
| Scale | 1/10 |
|---|---|
| Competition Class | Class 1 |
| Diameter | 4.19in (120.65mm) |
| Width | – |
| Inner Tire / Outer Wheel Diameter | 1.9in |
This product was added to our catalog on September 7, 2025
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