Stock OEM balancer units in Honda ATC/TRX 250R models are made with a non-replaceable bearing. When the bearing goes bad it can and will cause severe damage to the engine, including center case damage, water pump damage, etc.

The Balancer assemblies have been discontinued from Honda.

DRI offers rebuilt units. Sold on an exchange basis (core required)

Customer must send in used balancer core for refurbishment or pay core charge.

PRICES:
Rebuilt Balancer with core $150
Rebuilt Balancer without core $225

Years/Model: Must Specify 
1985-86 ATC 250R/1986-87 TRX 250R or 1988-89 TRX 250R

*All are different but can be interchangeable call DR for Technical Assistance

Note: Balancer assembly drives the water pump. A balancer bearing failure can cause water pump failure. Causing severe damage to your engine
Balancers that have been damaged by complete bearing failure or have gear damage may not be rebuildable