Subaru Crosstrek Service Manual: Specification
DIFFERENTIALS > General Description
SPECIFICATION
1. REAR DIFFERENTIAL
When replacing a rear differential assembly, select the correct one according to the following table.
NOTE:
• Using a different rear differential assembly will cause the drive train and tires to drag or emit abnormal noise.
• For option code, refer to “ID” section. 
Model | 2.0 L non-turbo | ||
CVT | 5MT | ||
Rear differential type | VA1-type | T-type | |
Identification | XD | 41 | TP |
LSD type | — | ||
Type of gear | Hypoid gear | ||
Gear ratio (number of gear teeth) | 3.700 (37/10) | 4.444 (40/9) | |
Oil capacity | 0.8 L (0.8 US qt, 0.7 Imp qt) | ||
Rear differential gear oil | GL–5 (75W-90) | ||
2. IDENTIFICATION
Identification positions are shown in the following figures. For details concerning identification, refer to the “ID” section.
• T-type
(1) | Identification |
• VA1-type
(1) | Identification |
3. REAR DIFFERENTIAL GEAR OIL
Recommended gear oil:
GL–5 (75W–90) or equivalent
CAUTION:
Each oil manufacturer has its base oil and additives. Thus, do not mix two or more brands.
(1) | Item |
(2) | Rear differential gear oil |
(3) | API classification |
(4) | SAE viscosity No. and applicable temperature |
4. SERVICE DATA
Drive pinion bearing preload (for new bearing) | Measured with spring measurement (measured from the companion flange bolt) | N (kgf, lbf) | T-type | 18.1 — 38.8 (1.8 — 4.0, 4.1 — 8.7) |
VA1-type | 12.7 — 32.2 (1.3 — 3.3, 2.9 — 7.2) | |||
Measured with torque wrench | N·m (kgf-m, ft-lb) | T-type | 0.69 — 1.47 (0.07 — 0.15, 0.51 — 1.08) | |
VA1-type | 0.48 — 1.22 (0.05 — 0.12, 0.35 — 0.90) | |||
Side gear backlash | mm (in) | T-type | 0.10 — 0.20 (0.004 — 0.008) | |
VA1-type | 0.05 — 0.15 (0.002 — 0.006) | |||
Hypoid driven gear backlash | mm (in) | T-type | 0.10 — 0.20 (0.004 — 0.008) | |
VA1-type | 0.10 — 0.15 (0.004 — 0.006) | |||
Hypoid driven gear runout on its back surface | mm (in) | T-type | 0.05 (0.002) | |
Total preload (measured from the companion flange bolt hole) | N (kgf, lbf) | T-type | 20.7 — 54.4 (2.1 — 5.5, 4.7 — 12.2) | |
Companion flange mating surface runout | mm (in) | 0.08 (0.003) | ||
Companion flange runout on its inner side | mm (in) | 0.08 (0.003) | ||
Caution
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Component
DIFFERENTIALS > General DescriptionCOMPONENT1. REAR DIFFERENTIAL (T-TYPE)(1)Hypoid driven gear and drive pinion set(14)O-ring(27)Filler plug(2)Pinion height adjusting washer(15)Side retainer shim(2 ...
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