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Can you help me troubleshoot why my Shimano GRX Di2 rear derailleur is ghost shifting under heavy load when I am cross-chained in the smallest cog?

ChatGPTgpt-61 query11/1/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
Can you help me troubleshoot why my Shimano GRX Di2 rear derailleur is ghost shifting under heavy load when I am cross-chained in the smallest cog?
1 real search · 1 real-search pass
Shimano GRX Di2 rear derailleur dealer manual adjustment B-gap RD-RX825 RD-RX817 ghost shifting troubleshootingGoogle ↗
OBSERVEDReason

Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.

Query classes

Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.

ChatGPT real searches (1)
Short factOther / navigationalComparisonConsequenceReason100%DefinitionInstructionYes / no

Classes come from the query-classifier (a local Laya model).

Searches and sources

ChatGPT1 real searches · gpt-6
Shimano GRX Di2 rear derailleur dealer manual adjustment B-gap RD-RX825 RD-RX817 ghost shifting troubleshooting Google ↗
  1. (English) DM-GARD011-02 · si.shimano.com
  2. ADJUSTMENT ▶ Adjusting the rear derailleur **5. · di2center-assets.s3-accelerate.amazonaws.com
  3. FAQ -Di2 · bike.shimano.com

Queries

1 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
Shimano GRX Di2 rear derailleur dealer manual adjustment B-gap RD-RX825 RD-RX817 ghost shifting troubleshooting
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1