Bike Build Specs
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All data is our best estimate based on the information provided online
2021 TRANSITION Spire
| MODEL VERSION YEARS | 2021-2023 |
|---|---|
| TIRE SIZE | 29 |
| FRAME MATERIAL | ALLOY (alum) |
| BIKE WEIGHT (lbs) | 36.7 |
| SHOCK SIZE | 205 x 65,T |
| TRAVEL MM | 170 |
| UPPER REDUCER | Trunnion x 10.0 |
| LOWER REDUCER | 30.0 x 8.0 |
| LINKAGE | FOUR BAR (SLIGHT PROGRESSION) |
| AVERAGE LEVERAGE | 2.62 |
| STARTING LEVERAGE | 3.1 |
| SAG POINT LEVERAGE | 2.75 |
| ENDING LEVERAGE | 2.4 |
| PROGRESSION % | 22.6 |
| LEVERAGE CURVE | PL
|
| Installed Pictures | Installed Views
|
| SHOCK TUNE | 4-BAR PL |
| OEM SHOCK | ROCKSHOX SUPER DELUXE |
| OEM SHOCK | FOX FLOAT X2 |
| UPGRADE OPTION | BOMBER CR |
| UPGRADE OPTION | FOX FLOAT X |
| SUGGESTED SHOCK SPRING | 350,400,450,500,550,550, |
| HEAD TUBE ANGLE | 63.0 |
| RECOMMENDED FORK TRAVEL | 170 |
| OEM FORK | |
| UPGRADE OPTION CARTRIDGE/SPRING | ROCKSHOX ZEB HYBRID |
| UPGRADE OPTION CARTRIDGE/SPRING | Fox 38 HYBRID |
SUGGESTED FORK SPRING WITH OUR CARTRIDGE | 35,40,45,50,50,55, |
| COMMENTS | carbon 33.3 lbs needs reservoir shorter by 12 mm on large frame |
| COMMENTS | adjustable HTA 63/62.5 |
