# Shiftmate 2 — Bike drivetrain and groupset compatibility For Shiftmate 2, manufacturer is JTek Engineering; component type is cable-pull adapter; speeds is 11; pairs with is Campagnolo 12 speed Ergopower | Campagnolo | Campagnolo 11 speed; condition is Small, recorded from its source on 2026-08-11. - **Manufacturer:** JTek Engineering _(our reading, not quoted from the source)_ - **Component:** Shiftmate 2 - **Component type:** cable-pull adapter _(our reading, not quoted from the source)_ - **Speeds:** 11 _(our reading, not quoted from the source)_ - **Pairs with:** Campagnolo 12 speed Ergopower | Campagnolo | Campagnolo 11 speed _(verified: appears in the quote below)_ - **Condition:** Small _(verified: appears in the quote below)_ ## What the source says > Campagnolo 12 speed Ergopower | Campagnolo | Campagnolo 11 speed | Small | ## Sources disagree More than one authority states this, and they do not state the same thing. Both are reproduced with the source each came from. ### Speeds jtekengineering.com says speeds is **11**, as of 2026-08-11. > Campagnolo 12 speed Ergopower | Campagnolo | Campagnolo 11 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says speeds is **8**, as of 2026-08-11. > 2001 & newer Campagnolo 9 speed | Shimano road to 10*, MTB to 9 speed | Shimano 8 speed | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says speeds is **10**, as of 2026-08-11. > 2001 & newer Campagnolo 9 speed | Campagnolo | Campagnolo 10 speed - only 9 available gears | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says speeds is **9**, as of 2026-08-11. > Campagnolo 10 speed | Shimano road to 10*, MTB to 9 speed | Shimano 9 speed | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says speeds is **9**, as of 2026-08-11. > Campagnolo 10 speed | Campagnolo | Campagnolo 9 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says speeds is **11**, as of 2026-08-11. > Campagnolo 10 speed | Campagnolo | Shimano / SRAM / Campagnolo 11 speed - only 10 available gears | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says speeds is **10**, as of 2026-08-11. > Campagnolo 11 speed | Campagnolo | Campagnolo 10 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says speeds is **12**, as of 2026-08-11. > Campagnolo 12 speed Ergopower | SRAM or Shimano 12 speed MTN | SRAM or Shimano 12 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says speeds is **12**, as of 2026-08-11. > SRAM or Shimano 12 speed MTN | Campagnolo 12 speed | Campagnolo 12 speed | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says speeds is **10**, as of 2026-08-11. > SRAM 10 speed road | Shimano road to 10*, MTB to 9 speed | SRAM or Shimano 10 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says speeds is **8**, as of 2026-08-11. > Shimano 8 speed road or MTB | Pre 2001 Campagnolo | Shimano 8 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says speeds is **8**, as of 2026-08-11. > Shimano 9 speed road or MTB | Shimano road to 10*, MTB to 9 speed | Shimano 8 speed - only 8 available gears | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says speeds is **10**, as of 2026-08-11. > Shimano 9 speed road or MTB | Campagnolo | Campagnolo 10 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says speeds is **10**, as of 2026-08-11. > Shimano 9 speed road or MTB | Shimano road to 10*, MTB to 9 speed | Shimano 10 speed - only 9 available gears | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ ### Pairs with jtekengineering.com says pairs with is **Campagnolo 12 speed Ergopower | Campagnolo | Campagnolo 11 speed**, as of 2026-08-11. > Campagnolo 12 speed Ergopower | Campagnolo | Campagnolo 11 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **Shimano 10 speed MTB | Shimano 10 speed MTB | Shimano 9 Speed**, as of 2026-08-11. > Shimano 10 speed MTB | Shimano 10 speed MTB | Shimano 9 Speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **2001 & newer Campagnolo 9 speed | Shimano road to 10*, MTB to 9 speed | Shimano 8 speed**, as of 2026-08-11. > 2001 & newer Campagnolo 9 speed | Shimano road to 10*, MTB to 9 speed | Shimano 8 speed | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **2001 & newer Campagnolo 9 speed | Campagnolo | Campagnolo 10 speed - only 9 available gears**, as of 2026-08-11. > 2001 & newer Campagnolo 9 speed | Campagnolo | Campagnolo 10 speed - only 9 available gears | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **2001 & newer Campagnolo 9 speed | Campagnolo | Campagnolo 8**, as of 2026-08-11. > 2001 & newer Campagnolo 9 speed | Campagnolo | Campagnolo 8 | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **2001 & newer Campagnolo 8 speed | Campagnolo | Campagnolo 9 - only 8 available gears**, as of 2026-08-11. > 2001 & newer Campagnolo 8 speed | Campagnolo | Campagnolo 9 - only 8 available gears | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **Campagnolo 10 speed | Shimano road to 10*, MTB to 9 speed | Shimano 9 speed**, as of 2026-08-11. > Campagnolo 10 speed | Shimano road to 10*, MTB to 9 speed | Shimano 9 speed | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **Campagnolo 10 speed | Campagnolo | Campagnolo 9 speed**, as of 2026-08-11. > Campagnolo 10 speed | Campagnolo | Campagnolo 9 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **Campagnolo 10 speed | Campagnolo | Shimano / SRAM / Campagnolo 11 speed - only 10 available gears**, as of 2026-08-11. > Campagnolo 10 speed | Campagnolo | Shimano / SRAM / Campagnolo 11 speed - only 10 available gears | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **Campagnolo 11 speed | Campagnolo | Campagnolo 10 speed**, as of 2026-08-11. > Campagnolo 11 speed | Campagnolo | Campagnolo 10 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **Campagnolo 12 speed Ergopower | SRAM or Shimano 12 speed MTN | SRAM or Shimano 12 speed**, as of 2026-08-11. > Campagnolo 12 speed Ergopower | SRAM or Shimano 12 speed MTN | SRAM or Shimano 12 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **SRAM or Shimano 12 speed MTN | Campagnolo 12 speed | Campagnolo 12 speed**, as of 2026-08-11. > SRAM or Shimano 12 speed MTN | Campagnolo 12 speed | Campagnolo 12 speed | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **SRAM 10 speed road | Shimano road to 10*, MTB to 9 speed | SRAM or Shimano 10 speed**, as of 2026-08-11. > SRAM 10 speed road | Shimano road to 10*, MTB to 9 speed | SRAM or Shimano 10 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **Shimano 8 speed road or MTB | Pre 2001 Campagnolo | Shimano 8 speed**, as of 2026-08-11. > Shimano 8 speed road or MTB | Pre 2001 Campagnolo | Shimano 8 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **Shimano 9 speed road or MTB | Shimano road to 10*, MTB to 9 speed | Shimano 8 speed - only 8 available gears**, as of 2026-08-11. > Shimano 9 speed road or MTB | Shimano road to 10*, MTB to 9 speed | Shimano 8 speed - only 8 available gears | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **Shimano 9 speed road or MTB | Campagnolo | Campagnolo 10 speed**, as of 2026-08-11. > Shimano 9 speed road or MTB | Campagnolo | Campagnolo 10 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **Shimano 9 speed road or MTB | Shimano road to 10*, MTB to 9 speed | Shimano 10 speed - only 9 available gears**, as of 2026-08-11. > Shimano 9 speed road or MTB | Shimano road to 10*, MTB to 9 speed | Shimano 10 speed - only 9 available gears | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says pairs with is **Shimano 10 speed road* | Shimano road to 10*, MTB to 9 speed | Shimano 9 Speed**, as of 2026-08-11. > Shimano 10 speed road* | Shimano road to 10*, MTB to 9 speed | Shimano 9 Speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ ### Condition jtekengineering.com says condition is **Small**, as of 2026-08-11. > Campagnolo 12 speed Ergopower | Campagnolo | Campagnolo 11 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Small**, as of 2026-08-11. > Shimano 10 speed MTB | Shimano 10 speed MTB | Shimano 9 Speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Large**, as of 2026-08-11. > 2001 & newer Campagnolo 9 speed | Shimano road to 10*, MTB to 9 speed | Shimano 8 speed | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Large**, as of 2026-08-11. > 2001 & newer Campagnolo 9 speed | Campagnolo | Campagnolo 10 speed - only 9 available gears | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Small**, as of 2026-08-11. > 2001 & newer Campagnolo 9 speed | Campagnolo | Campagnolo 8 | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Large**, as of 2026-08-11. > 2001 & newer Campagnolo 8 speed | Campagnolo | Campagnolo 9 - only 8 available gears | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Large**, as of 2026-08-11. > Campagnolo 10 speed | Shimano road to 10*, MTB to 9 speed | Shimano 9 speed | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Small**, as of 2026-08-11. > Campagnolo 10 speed | Campagnolo | Campagnolo 9 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Large**, as of 2026-08-11. > Campagnolo 10 speed | Campagnolo | Shimano / SRAM / Campagnolo 11 speed - only 10 available gears | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Small**, as of 2026-08-11. > Campagnolo 11 speed | Campagnolo | Campagnolo 10 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Small**, as of 2026-08-11. > Campagnolo 12 speed Ergopower | SRAM or Shimano 12 speed MTN | SRAM or Shimano 12 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Large**, as of 2026-08-11. > SRAM or Shimano 12 speed MTN | Campagnolo 12 speed | Campagnolo 12 speed | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Small**, as of 2026-08-11. > SRAM 10 speed road | Shimano road to 10*, MTB to 9 speed | SRAM or Shimano 10 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Small**, as of 2026-08-11. > Shimano 8 speed road or MTB | Pre 2001 Campagnolo | Shimano 8 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Small**, as of 2026-08-11. > Shimano 9 speed road or MTB | Shimano road to 10*, MTB to 9 speed | Shimano 8 speed - only 8 available gears | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Small**, as of 2026-08-11. > Shimano 9 speed road or MTB | Campagnolo | Campagnolo 10 speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Large**, as of 2026-08-11. > Shimano 9 speed road or MTB | Shimano road to 10*, MTB to 9 speed | Shimano 10 speed - only 9 available gears | Large | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ jtekengineering.com says condition is **Small**, as of 2026-08-11. > Shimano 10 speed road* | Shimano road to 10*, MTB to 9 speed | Shimano 9 Speed | Small | Source: https://www.jtekengineering.com/resources/shiftmate-compatibility/ ## Source - https://www.jtekengineering.com/resources/shiftmate-compatibility/ Last verified: 2026-08-11. Review by: 2027-08-11. Part of [Bike drivetrain and groupset compatibility](https://referencesource.org/bike-drivetrain-groupset-compatibility/).