2020 Subaru Forester BaseFACTORY OEM SERVICE PROCEDURE

CVT Transaxle System: General Description: Specification

Transmission Type Forward continuously variable speed change, 1-reverse
Gear ratio (including transfer reduction ratio) Forward 3.601 - 0.513
Rev 3.689
Number of forward clutch plates pcs. Drive plate 3
Driven plate 3
Number of reverse pcs. brake plates pcs. Drive plate 4
Driven plate 4
CVTF capacity L (US qt, Imp qt) 11.74 - 12.24 (12.409 - 12.938, 10.332 - 10.772)
Torque converter Type Symmetric, 3-element, single stage, 2-phase
Nominal mm (in) 236 (9.29)
Clutch Sprag type one-way
Stall torque ratio 2.18
Stall speed (at sea level) r/min D range 1, 950 - 2, 550
R range 1, 850 - 2, 450
Oil pump Type Internal gear
Driving method Chain drive
Number of teeth pcs. Inner rotor 8
Outer rotor 9
Transfer Type Multi-plate
Control method Electronic hydraulic type
Number of transfer clutch plates pcs. Drive plate 5
Driven plate 5
Gear ratio 1.000
Front differential Type of gear Hypoid gear
LSD type -
Gear ratio 3.700
Backlash between the differential bevel gear and differential bevel pinion mm (in) 0.13 - 0.18 (0.005 - 0.007)
Hypoid gear set backlash mm (in)
Differential gear oil capacity L (US qt, Imp qt) 1.21 - 1.31 (1.279 - 1.385, 1.065 - 1.153)

CVTF:Β 

Refer to: RECOMMENDED MATERIALS>GREASE>CVTF .

CAUTION: Always use specified CVTF. Using fluid other than specified CVTF will cause malfunction.

Differential gear oil:Β 

For the differential gear oil, refer to: RECOMMENDED MATERIALS>GREASE>DIFFERENTIAL GEAR OIL .

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.